Home / 793,987.12-1,095,706.28-431,411.92

Finding the Fourth Proportional to 793,987.12, 1,095,706.28 and 431,411.92

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Solution

The fourth proportional to 793,987.12, 1,095,706.28 and 431,411.92 is: 595,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,987.12 : 1,095,706.28 = 431,411.92 : x
  2. Step 2: Convert to fraction form
    793,987.12/1,095,706.28 = 431,411.92/x
  3. Step 3: Cross multiply
    793,987.12x = 1,095,706.28 × 431,411.92
  4. Step 4: Simplify right side
    793,987.12x = 472,700,750,010.86
  5. Step 5: Solve for x
    x = 472,700,750,010.86/793,987.12
  6. Step 6: Final answer
    x = 595,350.65

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Double scale
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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.