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Finding the Fourth Proportional to 632,956.90, 948,779.23 and 395,754.88

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Solution

The fourth proportional to 632,956.90, 948,779.23 and 395,754.88 is: 593,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,956.90 : 948,779.23 = 395,754.88 : x
  2. Step 2: Convert to fraction form
    632,956.90/948,779.23 = 395,754.88/x
  3. Step 3: Cross multiply
    632,956.90x = 948,779.23 × 395,754.88
  4. Step 4: Simplify right side
    632,956.90x = 375,484,003,592.47
  5. Step 5: Solve for x
    x = 375,484,003,592.47/632,956.90
  6. Step 6: Final answer
    x = 593,222.08

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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.