Home / 270,298.74-373,006.40-149,445.12

Finding the Fourth Proportional to 270,298.74, 373,006.40 and 149,445.12

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Solution

The fourth proportional to 270,298.74, 373,006.40 and 149,445.12 is: 206,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,298.74 : 373,006.40 = 149,445.12 : x
  2. Step 2: Convert to fraction form
    270,298.74/373,006.40 = 149,445.12/x
  3. Step 3: Cross multiply
    270,298.74x = 373,006.40 × 149,445.12
  4. Step 4: Simplify right side
    270,298.74x = 55,743,986,208.77
  5. Step 5: Solve for x
    x = 55,743,986,208.77/270,298.74
  6. Step 6: Final answer
    x = 206,231.03

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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.