Home / 800,932.48-1,201,438.64-239,913.52

Finding the Fourth Proportional to 800,932.48, 1,201,438.64 and 239,913.52

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Solution

The fourth proportional to 800,932.48, 1,201,438.64 and 239,913.52 is: 359,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,932.48 : 1,201,438.64 = 239,913.52 : x
  2. Step 2: Convert to fraction form
    800,932.48/1,201,438.64 = 239,913.52/x
  3. Step 3: Cross multiply
    800,932.48x = 1,201,438.64 × 239,913.52
  4. Step 4: Simplify right side
    800,932.48x = 288,241,373,186.41
  5. Step 5: Solve for x
    x = 288,241,373,186.41/800,932.48
  6. Step 6: Final answer
    x = 359,882.24

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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.