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Finding the Fourth Proportional to 584,790.84, 876,267.72 and 451,996.20

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Solution

The fourth proportional to 584,790.84, 876,267.72 and 451,996.20 is: 677,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,790.84 : 876,267.72 = 451,996.20 : x
  2. Step 2: Convert to fraction form
    584,790.84/876,267.72 = 451,996.20/x
  3. Step 3: Cross multiply
    584,790.84x = 876,267.72 × 451,996.20
  4. Step 4: Simplify right side
    584,790.84x = 396,069,679,622.66
  5. Step 5: Solve for x
    x = 396,069,679,622.66/584,790.84
  6. Step 6: Final answer
    x = 677,284.34

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1.5x scale

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.