Home / 926,824.10-1,390,236.15-740,200.10

Finding the Fourth Proportional to 926,824.10, 1,390,236.15 and 740,200.10

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Solution

The fourth proportional to 926,824.10, 1,390,236.15 and 740,200.10 is: 1,110,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,824.10 : 1,390,236.15 = 740,200.10 : x
  2. Step 2: Convert to fraction form
    926,824.10/1,390,236.15 = 740,200.10/x
  3. Step 3: Cross multiply
    926,824.10x = 1,390,236.15 × 740,200.10
  4. Step 4: Simplify right side
    926,824.10x = 1,029,052,937,253.61
  5. Step 5: Solve for x
    x = 1,029,052,937,253.61/926,824.10
  6. Step 6: Final answer
    x = 1,110,300.15

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.