Home / 558,397.53-837,278.51-381,119.31

Finding the Fourth Proportional to 558,397.53, 837,278.51 and 381,119.31

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Solution

The fourth proportional to 558,397.53, 837,278.51 and 381,119.31 is: 571,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,397.53 : 837,278.51 = 381,119.31 : x
  2. Step 2: Convert to fraction form
    558,397.53/837,278.51 = 381,119.31/x
  3. Step 3: Cross multiply
    558,397.53x = 837,278.51 × 381,119.31
  4. Step 4: Simplify right side
    558,397.53x = 319,103,006,103.43
  5. Step 5: Solve for x
    x = 319,103,006,103.43/558,397.53
  6. Step 6: Final answer
    x = 571,462.07

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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.