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Finding the Fourth Proportional to 632,898.84, 948,680.82 and 433,165.80

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Solution

The fourth proportional to 632,898.84, 948,680.82 and 433,165.80 is: 649,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,898.84 : 948,680.82 = 433,165.80 : x
  2. Step 2: Convert to fraction form
    632,898.84/948,680.82 = 433,165.80/x
  3. Step 3: Cross multiply
    632,898.84x = 948,680.82 × 433,165.80
  4. Step 4: Simplify right side
    632,898.84x = 410,936,086,339.96
  5. Step 5: Solve for x
    x = 410,936,086,339.96/632,898.84
  6. Step 6: Final answer
    x = 649,291.89

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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.