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Finding the Fourth Proportional to 350,458.04, 525,679.47 and 97,731.79

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Solution

The fourth proportional to 350,458.04, 525,679.47 and 97,731.79 is: 146,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,458.04 : 525,679.47 = 97,731.79 : x
  2. Step 2: Convert to fraction form
    350,458.04/525,679.47 = 97,731.79/x
  3. Step 3: Cross multiply
    350,458.04x = 525,679.47 × 97,731.79
  4. Step 4: Simplify right side
    350,458.04x = 51,375,594,255.15
  5. Step 5: Solve for x
    x = 51,375,594,255.15/350,458.04
  6. Step 6: Final answer
    x = 146,595.56

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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.