Home / 361,265.12-498,545.80-200,130.60

Finding the Fourth Proportional to 361,265.12, 498,545.80 and 200,130.60

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Solution

The fourth proportional to 361,265.12, 498,545.80 and 200,130.60 is: 276,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,265.12 : 498,545.80 = 200,130.60 : x
  2. Step 2: Convert to fraction form
    361,265.12/498,545.80 = 200,130.60/x
  3. Step 3: Cross multiply
    361,265.12x = 498,545.80 × 200,130.60
  4. Step 4: Simplify right side
    361,265.12x = 99,774,270,081.48
  5. Step 5: Solve for x
    x = 99,774,270,081.48/361,265.12
  6. Step 6: Final answer
    x = 276,180.19

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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.