Home / 875,964.62-1,311,572.61-454,354.76

Finding the Fourth Proportional to 875,964.62, 1,311,572.61 and 454,354.76

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Solution

The fourth proportional to 875,964.62, 1,311,572.61 and 454,354.76 is: 680,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,964.62 : 1,311,572.61 = 454,354.76 : x
  2. Step 2: Convert to fraction form
    875,964.62/1,311,572.61 = 454,354.76/x
  3. Step 3: Cross multiply
    875,964.62x = 1,311,572.61 × 454,354.76
  4. Step 4: Simplify right side
    875,964.62x = 595,919,258,439.12
  5. Step 5: Solve for x
    x = 595,919,258,439.12/875,964.62
  6. Step 6: Final answer
    x = 680,300.60

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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.