Home / 671,722.38-1,007,463.24-292,430.94

Finding the Fourth Proportional to 671,722.38, 1,007,463.24 and 292,430.94

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Solution

The fourth proportional to 671,722.38, 1,007,463.24 and 292,430.94 is: 438,594.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,722.38 : 1,007,463.24 = 292,430.94 : x
  2. Step 2: Convert to fraction form
    671,722.38/1,007,463.24 = 292,430.94/x
  3. Step 3: Cross multiply
    671,722.38x = 1,007,463.24 × 292,430.94
  4. Step 4: Simplify right side
    671,722.38x = 294,613,422,288.65
  5. Step 5: Solve for x
    x = 294,613,422,288.65/671,722.38
  6. Step 6: Final answer
    x = 438,594.02

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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.