Home / 749,611.29-1,034,471.75-410,072.25

Finding the Fourth Proportional to 749,611.29, 1,034,471.75 and 410,072.25

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Solution

The fourth proportional to 749,611.29, 1,034,471.75 and 410,072.25 is: 565,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,611.29 : 1,034,471.75 = 410,072.25 : x
  2. Step 2: Convert to fraction form
    749,611.29/1,034,471.75 = 410,072.25/x
  3. Step 3: Cross multiply
    749,611.29x = 1,034,471.75 × 410,072.25
  4. Step 4: Simplify right side
    749,611.29x = 424,208,156,033.58
  5. Step 5: Solve for x
    x = 424,208,156,033.58/749,611.29
  6. Step 6: Final answer
    x = 565,904.17

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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.