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Finding the Fourth Proportional to 461,393.10, 636,602.22 and 270,303.84

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Solution

The fourth proportional to 461,393.10, 636,602.22 and 270,303.84 is: 372,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,393.10 : 636,602.22 = 270,303.84 : x
  2. Step 2: Convert to fraction form
    461,393.10/636,602.22 = 270,303.84/x
  3. Step 3: Cross multiply
    461,393.10x = 636,602.22 × 270,303.84
  4. Step 4: Simplify right side
    461,393.10x = 172,076,024,618.53
  5. Step 5: Solve for x
    x = 172,076,024,618.53/461,393.10
  6. Step 6: Final answer
    x = 372,948.85

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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.