Home / 704,621.60-1,056,932.40-452,679.20

Finding the Fourth Proportional to 704,621.60, 1,056,932.40 and 452,679.20

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Solution

The fourth proportional to 704,621.60, 1,056,932.40 and 452,679.20 is: 679,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,621.60 : 1,056,932.40 = 452,679.20 : x
  2. Step 2: Convert to fraction form
    704,621.60/1,056,932.40 = 452,679.20/x
  3. Step 3: Cross multiply
    704,621.60x = 1,056,932.40 × 452,679.20
  4. Step 4: Simplify right side
    704,621.60x = 478,451,313,286.08
  5. Step 5: Solve for x
    x = 478,451,313,286.08/704,621.60
  6. Step 6: Final answer
    x = 679,018.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.