Home / 782,766.87-1,080,200.01-460,497.72

Finding the Fourth Proportional to 782,766.87, 1,080,200.01 and 460,497.72

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Solution

The fourth proportional to 782,766.87, 1,080,200.01 and 460,497.72 is: 635,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,766.87 : 1,080,200.01 = 460,497.72 : x
  2. Step 2: Convert to fraction form
    782,766.87/1,080,200.01 = 460,497.72/x
  3. Step 3: Cross multiply
    782,766.87x = 1,080,200.01 × 460,497.72
  4. Step 4: Simplify right side
    782,766.87x = 497,429,641,748.98
  5. Step 5: Solve for x
    x = 497,429,641,748.98/782,766.87
  6. Step 6: Final answer
    x = 635,476.11

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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.