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Finding the Fourth Proportional to 364,318.92, 546,685.76 and 239,718.60

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Solution

The fourth proportional to 364,318.92, 546,685.76 and 239,718.60 is: 359,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,318.92 : 546,685.76 = 239,718.60 : x
  2. Step 2: Convert to fraction form
    364,318.92/546,685.76 = 239,718.60/x
  3. Step 3: Cross multiply
    364,318.92x = 546,685.76 × 239,718.60
  4. Step 4: Simplify right side
    364,318.92x = 131,050,745,027.14
  5. Step 5: Solve for x
    x = 131,050,745,027.14/364,318.92
  6. Step 6: Final answer
    x = 359,714.35

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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.