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Finding the Fourth Proportional to 432,169.54, 596,378.30 and 238,573.08

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Solution

The fourth proportional to 432,169.54, 596,378.30 and 238,573.08 is: 329,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,169.54 : 596,378.30 = 238,573.08 : x
  2. Step 2: Convert to fraction form
    432,169.54/596,378.30 = 238,573.08/x
  3. Step 3: Cross multiply
    432,169.54x = 596,378.30 × 238,573.08
  4. Step 4: Simplify right side
    432,169.54x = 142,279,807,876.16
  5. Step 5: Solve for x
    x = 142,279,807,876.16/432,169.54
  6. Step 6: Final answer
    x = 329,222.20

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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.