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Finding the Fourth Proportional to 495,762.95, 743,662.08 and 158,759.82

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Solution

The fourth proportional to 495,762.95, 743,662.08 and 158,759.82 is: 238,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,762.95 : 743,662.08 = 158,759.82 : x
  2. Step 2: Convert to fraction form
    495,762.95/743,662.08 = 158,759.82/x
  3. Step 3: Cross multiply
    495,762.95x = 743,662.08 × 158,759.82
  4. Step 4: Simplify right side
    495,762.95x = 118,063,657,961.63
  5. Step 5: Solve for x
    x = 118,063,657,961.63/495,762.95
  6. Step 6: Final answer
    x = 238,145.38

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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.