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Finding the Fourth Proportional to 623,152.96, 859,951.52 and 336,672.97

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Solution

The fourth proportional to 623,152.96, 859,951.52 and 336,672.97 is: 464,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,152.96 : 859,951.52 = 336,672.97 : x
  2. Step 2: Convert to fraction form
    623,152.96/859,951.52 = 336,672.97/x
  3. Step 3: Cross multiply
    623,152.96x = 859,951.52 × 336,672.97
  4. Step 4: Simplify right side
    623,152.96x = 289,522,429,723.69
  5. Step 5: Solve for x
    x = 289,522,429,723.69/623,152.96
  6. Step 6: Final answer
    x = 464,608.93

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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.