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Finding the Fourth Proportional to 471,429.77, 650,641.65 and 264,721.36

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Solution

The fourth proportional to 471,429.77, 650,641.65 and 264,721.36 is: 365,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,429.77 : 650,641.65 = 264,721.36 : x
  2. Step 2: Convert to fraction form
    471,429.77/650,641.65 = 264,721.36/x
  3. Step 3: Cross multiply
    471,429.77x = 650,641.65 × 264,721.36
  4. Step 4: Simplify right side
    471,429.77x = 172,238,740,834.04
  5. Step 5: Solve for x
    x = 172,238,740,834.04/471,429.77
  6. Step 6: Final answer
    x = 365,353.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.