Home / 338,360.03-508,333.66-319,209.13

Finding the Fourth Proportional to 338,360.03, 508,333.66 and 319,209.13

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Solution

The fourth proportional to 338,360.03, 508,333.66 and 319,209.13 is: 479,562.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,360.03 : 508,333.66 = 319,209.13 : x
  2. Step 2: Convert to fraction form
    338,360.03/508,333.66 = 319,209.13/x
  3. Step 3: Cross multiply
    338,360.03x = 508,333.66 × 319,209.13
  4. Step 4: Simplify right side
    338,360.03x = 162,264,745,195.71
  5. Step 5: Solve for x
    x = 162,264,745,195.71/338,360.03
  6. Step 6: Final answer
    x = 479,562.39

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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.