Home / 782,854.22-1,080,320.46-460,585.06

Finding the Fourth Proportional to 782,854.22, 1,080,320.46 and 460,585.06

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Solution

The fourth proportional to 782,854.22, 1,080,320.46 and 460,585.06 is: 635,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,854.22 : 1,080,320.46 = 460,585.06 : x
  2. Step 2: Convert to fraction form
    782,854.22/1,080,320.46 = 460,585.06/x
  3. Step 3: Cross multiply
    782,854.22x = 1,080,320.46 × 460,585.06
  4. Step 4: Simplify right side
    782,854.22x = 497,579,463,888.33
  5. Step 5: Solve for x
    x = 497,579,463,888.33/782,854.22
  6. Step 6: Final answer
    x = 635,596.58

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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.