Home / 361,423.30-498,767.12-200,281.04

Finding the Fourth Proportional to 361,423.30, 498,767.12 and 200,281.04

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Solution

The fourth proportional to 361,423.30, 498,767.12 and 200,281.04 is: 276,389.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,423.30 : 498,767.12 = 200,281.04 : x
  2. Step 2: Convert to fraction form
    361,423.30/498,767.12 = 200,281.04/x
  3. Step 3: Cross multiply
    361,423.30x = 498,767.12 × 200,281.04
  4. Step 4: Simplify right side
    361,423.30x = 99,893,596,637.59
  5. Step 5: Solve for x
    x = 99,893,596,637.59/361,423.30
  6. Step 6: Final answer
    x = 276,389.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.