Home / 968,007.30-1,335,851.19-538,278.18

Finding the Fourth Proportional to 968,007.30, 1,335,851.19 and 538,278.18

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Solution

The fourth proportional to 968,007.30, 1,335,851.19 and 538,278.18 is: 742,824.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,007.30 : 1,335,851.19 = 538,278.18 : x
  2. Step 2: Convert to fraction form
    968,007.30/1,335,851.19 = 538,278.18/x
  3. Step 3: Cross multiply
    968,007.30x = 1,335,851.19 × 538,278.18
  4. Step 4: Simplify right side
    968,007.30x = 719,059,547,304.03
  5. Step 5: Solve for x
    x = 719,059,547,304.03/968,007.30
  6. Step 6: Final answer
    x = 742,824.51

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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.