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Finding the Fourth Proportional to 364,472.69, 546,672.12 and 98,260.12

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Solution

The fourth proportional to 364,472.69, 546,672.12 and 98,260.12 is: 147,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,472.69 : 546,672.12 = 98,260.12 : x
  2. Step 2: Convert to fraction form
    364,472.69/546,672.12 = 98,260.12/x
  3. Step 3: Cross multiply
    364,472.69x = 546,672.12 × 98,260.12
  4. Step 4: Simplify right side
    364,472.69x = 53,716,065,378.49
  5. Step 5: Solve for x
    x = 53,716,065,378.49/364,472.69
  6. Step 6: Final answer
    x = 147,380.22

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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.