Home / 896,469.20-1,344,703.80-890,248.40

Finding the Fourth Proportional to 896,469.20, 1,344,703.80 and 890,248.40

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Solution

The fourth proportional to 896,469.20, 1,344,703.80 and 890,248.40 is: 1,335,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,469.20 : 1,344,703.80 = 890,248.40 : x
  2. Step 2: Convert to fraction form
    896,469.20/1,344,703.80 = 890,248.40/x
  3. Step 3: Cross multiply
    896,469.20x = 1,344,703.80 × 890,248.40
  4. Step 4: Simplify right side
    896,469.20x = 1,197,120,406,423.92
  5. Step 5: Solve for x
    x = 1,197,120,406,423.92/896,469.20
  6. Step 6: Final answer
    x = 1,335,372.60

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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.