Home / 947,444.12-1,307,476.33-517,724.29

Finding the Fourth Proportional to 947,444.12, 1,307,476.33 and 517,724.29

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Solution

The fourth proportional to 947,444.12, 1,307,476.33 and 517,724.29 is: 714,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,444.12 : 1,307,476.33 = 517,724.29 : x
  2. Step 2: Convert to fraction form
    947,444.12/1,307,476.33 = 517,724.29/x
  3. Step 3: Cross multiply
    947,444.12x = 1,307,476.33 × 517,724.29
  4. Step 4: Simplify right side
    947,444.12x = 676,912,254,981.09
  5. Step 5: Solve for x
    x = 676,912,254,981.09/947,444.12
  6. Step 6: Final answer
    x = 714,461.40

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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.