Home / 529,286.94-793,934.51-129,931.17

Finding the Fourth Proportional to 529,286.94, 793,934.51 and 129,931.17

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Solution

The fourth proportional to 529,286.94, 793,934.51 and 129,931.17 is: 194,897.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,286.94 : 793,934.51 = 129,931.17 : x
  2. Step 2: Convert to fraction form
    529,286.94/793,934.51 = 129,931.17/x
  3. Step 3: Cross multiply
    529,286.94x = 793,934.51 × 129,931.17
  4. Step 4: Simplify right side
    529,286.94x = 103,156,839,138.02
  5. Step 5: Solve for x
    x = 103,156,839,138.02/529,286.94
  6. Step 6: Final answer
    x = 194,897.76

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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.