Home / 588,472.59-811,883.31-384,641.22

Finding the Fourth Proportional to 588,472.59, 811,883.31 and 384,641.22

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Solution

The fourth proportional to 588,472.59, 811,883.31 and 384,641.22 is: 530,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,472.59 : 811,883.31 = 384,641.22 : x
  2. Step 2: Convert to fraction form
    588,472.59/811,883.31 = 384,641.22/x
  3. Step 3: Cross multiply
    588,472.59x = 811,883.31 × 384,641.22
  4. Step 4: Simplify right side
    588,472.59x = 312,283,786,856.04
  5. Step 5: Solve for x
    x = 312,283,786,856.04/588,472.59
  6. Step 6: Final answer
    x = 530,668.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.