Home / 914,531.46-1,262,130.94-506,761.20

Finding the Fourth Proportional to 914,531.46, 1,262,130.94 and 506,761.20

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Solution

The fourth proportional to 914,531.46, 1,262,130.94 and 506,761.20 is: 699,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,531.46 : 1,262,130.94 = 506,761.20 : x
  2. Step 2: Convert to fraction form
    914,531.46/1,262,130.94 = 506,761.20/x
  3. Step 3: Cross multiply
    914,531.46x = 1,262,130.94 × 506,761.20
  4. Step 4: Simplify right side
    914,531.46x = 639,598,989,711.53
  5. Step 5: Solve for x
    x = 639,598,989,711.53/914,531.46
  6. Step 6: Final answer
    x = 699,373.41

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Double scale
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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.