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Finding the Fourth Proportional to 501,925.91, 752,888.84 and 146,939.93

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Solution

The fourth proportional to 501,925.91, 752,888.84 and 146,939.93 is: 220,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,925.91 : 752,888.84 = 146,939.93 : x
  2. Step 2: Convert to fraction form
    501,925.91/752,888.84 = 146,939.93/x
  3. Step 3: Cross multiply
    501,925.91x = 752,888.84 × 146,939.93
  4. Step 4: Simplify right side
    501,925.91x = 110,629,433,447.38
  5. Step 5: Solve for x
    x = 110,629,433,447.38/501,925.91
  6. Step 6: Final answer
    x = 220,409.89

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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.