Home / 455,959.13-683,938.69-123,535.13

Finding the Fourth Proportional to 455,959.13, 683,938.69 and 123,535.13

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Solution

The fourth proportional to 455,959.13, 683,938.69 and 123,535.13 is: 185,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,959.13 : 683,938.69 = 123,535.13 : x
  2. Step 2: Convert to fraction form
    455,959.13/683,938.69 = 123,535.13/x
  3. Step 3: Cross multiply
    455,959.13x = 683,938.69 × 123,535.13
  4. Step 4: Simplify right side
    455,959.13x = 84,490,451,252.65
  5. Step 5: Solve for x
    x = 84,490,451,252.65/455,959.13
  6. Step 6: Final answer
    x = 185,302.69

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Similar ratio
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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.