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Finding the Fourth Proportional to 364,275.92, 546,621.24 and 239,675.60

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Solution

The fourth proportional to 364,275.92, 546,621.24 and 239,675.60 is: 359,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,275.92 : 546,621.24 = 239,675.60 : x
  2. Step 2: Convert to fraction form
    364,275.92/546,621.24 = 239,675.60/x
  3. Step 3: Cross multiply
    364,275.92x = 546,621.24 × 239,675.60
  4. Step 4: Simplify right side
    364,275.92x = 131,011,773,669.74
  5. Step 5: Solve for x
    x = 131,011,773,669.74/364,275.92
  6. Step 6: Final answer
    x = 359,649.83

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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.