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Finding the Fourth Proportional to 363,281.83, 501,440.30 and 234,220.48

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Solution

The fourth proportional to 363,281.83, 501,440.30 and 234,220.48 is: 323,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,281.83 : 501,440.30 = 234,220.48 : x
  2. Step 2: Convert to fraction form
    363,281.83/501,440.30 = 234,220.48/x
  3. Step 3: Cross multiply
    363,281.83x = 501,440.30 × 234,220.48
  4. Step 4: Simplify right side
    363,281.83x = 117,447,587,757.34
  5. Step 5: Solve for x
    x = 117,447,587,757.34/363,281.83
  6. Step 6: Final answer
    x = 323,296.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.