Home / 403,099.97-556,507.40-267,317.23

Finding the Fourth Proportional to 403,099.97, 556,507.40 and 267,317.23

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Solution

The fourth proportional to 403,099.97, 556,507.40 and 267,317.23 is: 369,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,099.97 : 556,507.40 = 267,317.23 : x
  2. Step 2: Convert to fraction form
    403,099.97/556,507.40 = 267,317.23/x
  3. Step 3: Cross multiply
    403,099.97x = 556,507.40 × 267,317.23
  4. Step 4: Simplify right side
    403,099.97x = 148,764,013,914.65
  5. Step 5: Solve for x
    x = 148,764,013,914.65/403,099.97
  6. Step 6: Final answer
    x = 369,049.93

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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.