Home / 342,087.38-513,148.07-242,360.18

Finding the Fourth Proportional to 342,087.38, 513,148.07 and 242,360.18

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Solution

The fourth proportional to 342,087.38, 513,148.07 and 242,360.18 is: 363,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,087.38 : 513,148.07 = 242,360.18 : x
  2. Step 2: Convert to fraction form
    342,087.38/513,148.07 = 242,360.18/x
  3. Step 3: Cross multiply
    342,087.38x = 513,148.07 × 242,360.18
  4. Step 4: Simplify right side
    342,087.38x = 124,366,656,652.01
  5. Step 5: Solve for x
    x = 124,366,656,652.01/342,087.38
  6. Step 6: Final answer
    x = 363,552.31

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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.