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Finding the Fourth Proportional to 395,925.67, 546,234.23 and 260,033.24

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Solution

The fourth proportional to 395,925.67, 546,234.23 and 260,033.24 is: 358,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,925.67 : 546,234.23 = 260,033.24 : x
  2. Step 2: Convert to fraction form
    395,925.67/546,234.23 = 260,033.24/x
  3. Step 3: Cross multiply
    395,925.67x = 546,234.23 × 260,033.24
  4. Step 4: Simplify right side
    395,925.67x = 142,039,055,568.91
  5. Step 5: Solve for x
    x = 142,039,055,568.91/395,925.67
  6. Step 6: Final answer
    x = 358,751.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.