Home / 900,250.80-1,350,447.48-301,215.12

Finding the Fourth Proportional to 900,250.80, 1,350,447.48 and 301,215.12

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Solution

The fourth proportional to 900,250.80, 1,350,447.48 and 301,215.12 is: 451,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,250.80 : 1,350,447.48 = 301,215.12 : x
  2. Step 2: Convert to fraction form
    900,250.80/1,350,447.48 = 301,215.12/x
  3. Step 3: Cross multiply
    900,250.80x = 1,350,447.48 × 301,215.12
  4. Step 4: Simplify right side
    900,250.80x = 406,775,199,741.90
  5. Step 5: Solve for x
    x = 406,775,199,741.90/900,250.80
  6. Step 6: Final answer
    x = 451,846.53

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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.