Home / 749,615.76-1,034,468.28-410,084.28

Finding the Fourth Proportional to 749,615.76, 1,034,468.28 and 410,084.28

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Solution

The fourth proportional to 749,615.76, 1,034,468.28 and 410,084.28 is: 565,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,615.76 : 1,034,468.28 = 410,084.28 : x
  2. Step 2: Convert to fraction form
    749,615.76/1,034,468.28 = 410,084.28/x
  3. Step 3: Cross multiply
    749,615.76x = 1,034,468.28 × 410,084.28
  4. Step 4: Simplify right side
    749,615.76x = 424,219,179,786.64
  5. Step 5: Solve for x
    x = 424,219,179,786.64/749,615.76
  6. Step 6: Final answer
    x = 565,915.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.