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Finding the Fourth Proportional to 501,562.86, 752,401.36 and 181,865.31

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Solution

The fourth proportional to 501,562.86, 752,401.36 and 181,865.31 is: 272,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,562.86 : 752,401.36 = 181,865.31 : x
  2. Step 2: Convert to fraction form
    501,562.86/752,401.36 = 181,865.31/x
  3. Step 3: Cross multiply
    501,562.86x = 752,401.36 × 181,865.31
  4. Step 4: Simplify right side
    501,562.86x = 136,835,706,580.82
  5. Step 5: Solve for x
    x = 136,835,706,580.82/501,562.86
  6. Step 6: Final answer
    x = 272,818.66

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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.