Home / 927,455.76-1,391,534.01-358,871.07

Finding the Fourth Proportional to 927,455.76, 1,391,534.01 and 358,871.07

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Solution

The fourth proportional to 927,455.76, 1,391,534.01 and 358,871.07 is: 538,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,455.76 : 1,391,534.01 = 358,871.07 : x
  2. Step 2: Convert to fraction form
    927,455.76/1,391,534.01 = 358,871.07/x
  3. Step 3: Cross multiply
    927,455.76x = 1,391,534.01 × 358,871.07
  4. Step 4: Simplify right side
    927,455.76x = 499,381,299,110.09
  5. Step 5: Solve for x
    x = 499,381,299,110.09/927,455.76
  6. Step 6: Final answer
    x = 538,442.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.