Home / 338,332.20-507,132.06-220,088.04

Finding the Fourth Proportional to 338,332.20, 507,132.06 and 220,088.04

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Solution

The fourth proportional to 338,332.20, 507,132.06 and 220,088.04 is: 329,893.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,332.20 : 507,132.06 = 220,088.04 : x
  2. Step 2: Convert to fraction form
    338,332.20/507,132.06 = 220,088.04/x
  3. Step 3: Cross multiply
    338,332.20x = 507,132.06 × 220,088.04
  4. Step 4: Simplify right side
    338,332.20x = 111,613,701,106.56
  5. Step 5: Solve for x
    x = 111,613,701,106.56/338,332.20
  6. Step 6: Final answer
    x = 329,893.82

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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.