Home / 692,234-1,038,463.32-271,281.68

Finding the Fourth Proportional to 692,234, 1,038,463.32 and 271,281.68

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Solution

The fourth proportional to 692,234, 1,038,463.32 and 271,281.68 is: 406,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,234 : 1,038,463.32 = 271,281.68 : x
  2. Step 2: Convert to fraction form
    692,234/1,038,463.32 = 271,281.68/x
  3. Step 3: Cross multiply
    692,234x = 1,038,463.32 × 271,281.68
  4. Step 4: Simplify right side
    692,234x = 281,716,074,067.98
  5. Step 5: Solve for x
    x = 281,716,074,067.98/692,234
  6. Step 6: Final answer
    x = 406,966.54

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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.