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Finding the Fourth Proportional to 632,957.02, 948,779.41 and 395,755

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Solution

The fourth proportional to 632,957.02, 948,779.41 and 395,755 is: 593,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,957.02 : 948,779.41 = 395,755 : x
  2. Step 2: Convert to fraction form
    632,957.02/948,779.41 = 395,755/x
  3. Step 3: Cross multiply
    632,957.02x = 948,779.41 × 395,755
  4. Step 4: Simplify right side
    632,957.02x = 375,484,195,404.55
  5. Step 5: Solve for x
    x = 375,484,195,404.55/632,957.02
  6. Step 6: Final answer
    x = 593,222.26

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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.