Home / 782,159.04-1,079,379.36-424,463.04

Finding the Fourth Proportional to 782,159.04, 1,079,379.36 and 424,463.04

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Solution

The fourth proportional to 782,159.04, 1,079,379.36 and 424,463.04 is: 585,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,159.04 : 1,079,379.36 = 424,463.04 : x
  2. Step 2: Convert to fraction form
    782,159.04/1,079,379.36 = 424,463.04/x
  3. Step 3: Cross multiply
    782,159.04x = 1,079,379.36 × 424,463.04
  4. Step 4: Simplify right side
    782,159.04x = 458,156,644,458.85
  5. Step 5: Solve for x
    x = 458,156,644,458.85/782,159.04
  6. Step 6: Final answer
    x = 585,758.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.