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Finding the Fourth Proportional to 461,150.48, 636,381.96 and 259,946.48

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Solution

The fourth proportional to 461,150.48, 636,381.96 and 259,946.48 is: 358,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,150.48 : 636,381.96 = 259,946.48 : x
  2. Step 2: Convert to fraction form
    461,150.48/636,381.96 = 259,946.48/x
  3. Step 3: Cross multiply
    461,150.48x = 636,381.96 × 259,946.48
  4. Step 4: Simplify right side
    461,150.48x = 165,425,250,437.50
  5. Step 5: Solve for x
    x = 165,425,250,437.50/461,150.48
  6. Step 6: Final answer
    x = 358,722.93

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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.