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Finding the Fourth Proportional to 501,543.90, 752,425.20 and 164,527.20

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Solution

The fourth proportional to 501,543.90, 752,425.20 and 164,527.20 is: 246,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,543.90 : 752,425.20 = 164,527.20 : x
  2. Step 2: Convert to fraction form
    501,543.90/752,425.20 = 164,527.20/x
  3. Step 3: Cross multiply
    501,543.90x = 752,425.20 × 164,527.20
  4. Step 4: Simplify right side
    501,543.90x = 123,794,411,365.44
  5. Step 5: Solve for x
    x = 123,794,411,365.44/501,543.90
  6. Step 6: Final answer
    x = 246,826.67

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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.