Home / 1,087,368.28-1,631,253.20-357,932.71

Finding the Fourth Proportional to 1,087,368.28, 1,631,253.20 and 357,932.71

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Solution

The fourth proportional to 1,087,368.28, 1,631,253.20 and 357,932.71 is: 536,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,368.28 : 1,631,253.20 = 357,932.71 : x
  2. Step 2: Convert to fraction form
    1,087,368.28/1,631,253.20 = 357,932.71/x
  3. Step 3: Cross multiply
    1,087,368.28x = 1,631,253.20 × 357,932.71
  4. Step 4: Simplify right side
    1,087,368.28x = 583,878,878,572.17
  5. Step 5: Solve for x
    x = 583,878,878,572.17/1,087,368.28
  6. Step 6: Final answer
    x = 536,965.16

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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.