Home / 267,729.27-401,464.62-155,437.80

Finding the Fourth Proportional to 267,729.27, 401,464.62 and 155,437.80

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Solution

The fourth proportional to 267,729.27, 401,464.62 and 155,437.80 is: 233,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,729.27 : 401,464.62 = 155,437.80 : x
  2. Step 2: Convert to fraction form
    267,729.27/401,464.62 = 155,437.80/x
  3. Step 3: Cross multiply
    267,729.27x = 401,464.62 × 155,437.80
  4. Step 4: Simplify right side
    267,729.27x = 62,402,777,310.64
  5. Step 5: Solve for x
    x = 62,402,777,310.64/267,729.27
  6. Step 6: Final answer
    x = 233,081.64

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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.