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Finding the Fourth Proportional to 430,752.92, 594,438.96 and 239,762.24

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Solution

The fourth proportional to 430,752.92, 594,438.96 and 239,762.24 is: 330,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,752.92 : 594,438.96 = 239,762.24 : x
  2. Step 2: Convert to fraction form
    430,752.92/594,438.96 = 239,762.24/x
  3. Step 3: Cross multiply
    430,752.92x = 594,438.96 × 239,762.24
  4. Step 4: Simplify right side
    430,752.92x = 142,524,016,592.87
  5. Step 5: Solve for x
    x = 142,524,016,592.87/430,752.92
  6. Step 6: Final answer
    x = 330,871.85

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1.5x scale

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.