Home / 928,665.60-1,281,832.32-606,426.08

Finding the Fourth Proportional to 928,665.60, 1,281,832.32 and 606,426.08

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Solution

The fourth proportional to 928,665.60, 1,281,832.32 and 606,426.08 is: 837,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,665.60 : 1,281,832.32 = 606,426.08 : x
  2. Step 2: Convert to fraction form
    928,665.60/1,281,832.32 = 606,426.08/x
  3. Step 3: Cross multiply
    928,665.60x = 1,281,832.32 × 606,426.08
  4. Step 4: Simplify right side
    928,665.60x = 777,336,549,034.91
  5. Step 5: Solve for x
    x = 777,336,549,034.91/928,665.60
  6. Step 6: Final answer
    x = 837,046.78

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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.