Home / 790,892.17-1,186,337.95-317,577.38

Finding the Fourth Proportional to 790,892.17, 1,186,337.95 and 317,577.38

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Solution

The fourth proportional to 790,892.17, 1,186,337.95 and 317,577.38 is: 476,365.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,892.17 : 1,186,337.95 = 317,577.38 : x
  2. Step 2: Convert to fraction form
    790,892.17/1,186,337.95 = 317,577.38/x
  3. Step 3: Cross multiply
    790,892.17x = 1,186,337.95 × 317,577.38
  4. Step 4: Simplify right side
    790,892.17x = 376,754,091,229.94
  5. Step 5: Solve for x
    x = 376,754,091,229.94/790,892.17
  6. Step 6: Final answer
    x = 476,365.94

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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.