Home / 498,821.40-748,527.12-183,499.56

Finding the Fourth Proportional to 498,821.40, 748,527.12 and 183,499.56

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Solution

The fourth proportional to 498,821.40, 748,527.12 and 183,499.56 is: 275,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,821.40 : 748,527.12 = 183,499.56 : x
  2. Step 2: Convert to fraction form
    498,821.40/748,527.12 = 183,499.56/x
  3. Step 3: Cross multiply
    498,821.40x = 748,527.12 × 183,499.56
  4. Step 4: Simplify right side
    498,821.40x = 137,354,397,168.07
  5. Step 5: Solve for x
    x = 137,354,397,168.07/498,821.40
  6. Step 6: Final answer
    x = 275,357.87

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1.5x scale

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.