Home / 270,681.40-373,528.55-149,815.46

Finding the Fourth Proportional to 270,681.40, 373,528.55 and 149,815.46

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Solution

The fourth proportional to 270,681.40, 373,528.55 and 149,815.46 is: 206,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,681.40 : 373,528.55 = 149,815.46 : x
  2. Step 2: Convert to fraction form
    270,681.40/373,528.55 = 149,815.46/x
  3. Step 3: Cross multiply
    270,681.40x = 373,528.55 × 149,815.46
  4. Step 4: Simplify right side
    270,681.40x = 55,960,351,541.38
  5. Step 5: Solve for x
    x = 55,960,351,541.38/270,681.40
  6. Step 6: Final answer
    x = 206,738.81

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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.