Home / 900,247.80-1,350,371.70-235,399.80

Finding the Fourth Proportional to 900,247.80, 1,350,371.70 and 235,399.80

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Solution

The fourth proportional to 900,247.80, 1,350,371.70 and 235,399.80 is: 353,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,247.80 : 1,350,371.70 = 235,399.80 : x
  2. Step 2: Convert to fraction form
    900,247.80/1,350,371.70 = 235,399.80/x
  3. Step 3: Cross multiply
    900,247.80x = 1,350,371.70 × 235,399.80
  4. Step 4: Simplify right side
    900,247.80x = 317,877,228,105.66
  5. Step 5: Solve for x
    x = 317,877,228,105.66/900,247.80
  6. Step 6: Final answer
    x = 353,099.70

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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.