Home / 947,475.10-1,307,512.96-517,757.95

Finding the Fourth Proportional to 947,475.10, 1,307,512.96 and 517,757.95

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Solution

The fourth proportional to 947,475.10, 1,307,512.96 and 517,757.95 is: 714,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,475.10 : 1,307,512.96 = 517,757.95 : x
  2. Step 2: Convert to fraction form
    947,475.10/1,307,512.96 = 517,757.95/x
  3. Step 3: Cross multiply
    947,475.10x = 1,307,512.96 × 517,757.95
  4. Step 4: Simplify right side
    947,475.10x = 676,975,229,768.03
  5. Step 5: Solve for x
    x = 676,975,229,768.03/947,475.10
  6. Step 6: Final answer
    x = 714,504.51

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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.