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Finding the Fourth Proportional to 364,986.01, 547,480.32 and 112,264.80

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Solution

The fourth proportional to 364,986.01, 547,480.32 and 112,264.80 is: 168,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,986.01 : 547,480.32 = 112,264.80 : x
  2. Step 2: Convert to fraction form
    364,986.01/547,480.32 = 112,264.80/x
  3. Step 3: Cross multiply
    364,986.01x = 547,480.32 × 112,264.80
  4. Step 4: Simplify right side
    364,986.01x = 61,462,765,891.33
  5. Step 5: Solve for x
    x = 61,462,765,891.33/364,986.01
  6. Step 6: Final answer
    x = 168,397.59

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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.