Home / 361,409.04-498,937.85-230,718.13

Finding the Fourth Proportional to 361,409.04, 498,937.85 and 230,718.13

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Solution

The fourth proportional to 361,409.04, 498,937.85 and 230,718.13 is: 318,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,409.04 : 498,937.85 = 230,718.13 : x
  2. Step 2: Convert to fraction form
    361,409.04/498,937.85 = 230,718.13/x
  3. Step 3: Cross multiply
    361,409.04x = 498,937.85 × 230,718.13
  4. Step 4: Simplify right side
    361,409.04x = 115,114,010,359.53
  5. Step 5: Solve for x
    x = 115,114,010,359.53/361,409.04
  6. Step 6: Final answer
    x = 318,514.47

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1.5x scale

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.