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Finding the Fourth Proportional to 392,164.52, 586,762.32 and 232,326.26

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Solution

The fourth proportional to 392,164.52, 586,762.32 and 232,326.26 is: 347,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,164.52 : 586,762.32 = 232,326.26 : x
  2. Step 2: Convert to fraction form
    392,164.52/586,762.32 = 232,326.26/x
  3. Step 3: Cross multiply
    392,164.52x = 586,762.32 × 232,326.26
  4. Step 4: Simplify right side
    392,164.52x = 136,320,292,380.71
  5. Step 5: Solve for x
    x = 136,320,292,380.71/392,164.52
  6. Step 6: Final answer
    x = 347,609.96

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1.5x scale

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.