Home / 331,478.39-497,465.21-224,608.95

Finding the Fourth Proportional to 331,478.39, 497,465.21 and 224,608.95

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Solution

The fourth proportional to 331,478.39, 497,465.21 and 224,608.95 is: 337,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,478.39 : 497,465.21 = 224,608.95 : x
  2. Step 2: Convert to fraction form
    331,478.39/497,465.21 = 224,608.95/x
  3. Step 3: Cross multiply
    331,478.39x = 497,465.21 × 224,608.95
  4. Step 4: Simplify right side
    331,478.39x = 111,735,139,041.15
  5. Step 5: Solve for x
    x = 111,735,139,041.15/331,478.39
  6. Step 6: Final answer
    x = 337,081.21

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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.