Home / 735,455.85-1,103,624.42-314,732.13

Finding the Fourth Proportional to 735,455.85, 1,103,624.42 and 314,732.13

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Solution

The fourth proportional to 735,455.85, 1,103,624.42 and 314,732.13 is: 472,286.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,455.85 : 1,103,624.42 = 314,732.13 : x
  2. Step 2: Convert to fraction form
    735,455.85/1,103,624.42 = 314,732.13/x
  3. Step 3: Cross multiply
    735,455.85x = 1,103,624.42 × 314,732.13
  4. Step 4: Simplify right side
    735,455.85x = 347,346,062,852.95
  5. Step 5: Solve for x
    x = 347,346,062,852.95/735,455.85
  6. Step 6: Final answer
    x = 472,286.76

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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.