Home / 1,005,898.42-1,508,699.92-332,001.78

Finding the Fourth Proportional to 1,005,898.42, 1,508,699.92 and 332,001.78

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Solution

The fourth proportional to 1,005,898.42, 1,508,699.92 and 332,001.78 is: 497,953.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,898.42 : 1,508,699.92 = 332,001.78 : x
  2. Step 2: Convert to fraction form
    1,005,898.42/1,508,699.92 = 332,001.78/x
  3. Step 3: Cross multiply
    1,005,898.42x = 1,508,699.92 × 332,001.78
  4. Step 4: Simplify right side
    1,005,898.42x = 500,891,058,925.86
  5. Step 5: Solve for x
    x = 500,891,058,925.86/1,005,898.42
  6. Step 6: Final answer
    x = 497,953.92

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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.