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Finding the Fourth Proportional to 350,468.70, 525,695.48 and 97,742.46

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Solution

The fourth proportional to 350,468.70, 525,695.48 and 97,742.46 is: 146,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,468.70 : 525,695.48 = 97,742.46 : x
  2. Step 2: Convert to fraction form
    350,468.70/525,695.48 = 97,742.46/x
  3. Step 3: Cross multiply
    350,468.70x = 525,695.48 × 97,742.46
  4. Step 4: Simplify right side
    350,468.70x = 51,382,769,426.08
  5. Step 5: Solve for x
    x = 51,382,769,426.08/350,468.70
  6. Step 6: Final answer
    x = 146,611.58

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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.