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Finding the Fourth Proportional to 461,265.84, 636,532.43 and 270,406.35

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Solution

The fourth proportional to 461,265.84, 636,532.43 and 270,406.35 is: 373,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,265.84 : 636,532.43 = 270,406.35 : x
  2. Step 2: Convert to fraction form
    461,265.84/636,532.43 = 270,406.35/x
  3. Step 3: Cross multiply
    461,265.84x = 636,532.43 × 270,406.35
  4. Step 4: Simplify right side
    461,265.84x = 172,122,409,700.90
  5. Step 5: Solve for x
    x = 172,122,409,700.90/461,265.84
  6. Step 6: Final answer
    x = 373,152.30

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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.