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Finding the Fourth Proportional to 555,042.95, 832,896.58 and 239,499.87

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Solution

The fourth proportional to 555,042.95, 832,896.58 and 239,499.87 is: 359,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,042.95 : 832,896.58 = 239,499.87 : x
  2. Step 2: Convert to fraction form
    555,042.95/832,896.58 = 239,499.87/x
  3. Step 3: Cross multiply
    555,042.95x = 832,896.58 × 239,499.87
  4. Step 4: Simplify right side
    555,042.95x = 199,478,622,633.45
  5. Step 5: Solve for x
    x = 199,478,622,633.45/555,042.95
  6. Step 6: Final answer
    x = 359,393.13

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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.