Home / 827,267.20-1,241,822.40-454,019.20

Finding the Fourth Proportional to 827,267.20, 1,241,822.40 and 454,019.20

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Solution

The fourth proportional to 827,267.20, 1,241,822.40 and 454,019.20 is: 681,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,267.20 : 1,241,822.40 = 454,019.20 : x
  2. Step 2: Convert to fraction form
    827,267.20/1,241,822.40 = 454,019.20/x
  3. Step 3: Cross multiply
    827,267.20x = 1,241,822.40 × 454,019.20
  4. Step 4: Simplify right side
    827,267.20x = 563,811,212,590.08
  5. Step 5: Solve for x
    x = 563,811,212,590.08/827,267.20
  6. Step 6: Final answer
    x = 681,534.59

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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.