Home / 782,959.35-1,080,465.52-460,690.32

Finding the Fourth Proportional to 782,959.35, 1,080,465.52 and 460,690.32

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Solution

The fourth proportional to 782,959.35, 1,080,465.52 and 460,690.32 is: 635,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,959.35 : 1,080,465.52 = 460,690.32 : x
  2. Step 2: Convert to fraction form
    782,959.35/1,080,465.52 = 460,690.32/x
  3. Step 3: Cross multiply
    782,959.35x = 1,080,465.52 × 460,690.32
  4. Step 4: Simplify right side
    782,959.35x = 497,759,998,451.99
  5. Step 5: Solve for x
    x = 497,759,998,451.99/782,959.35
  6. Step 6: Final answer
    x = 635,741.82

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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.