Home / 350,820.24-483,758.10-282,765.66

Finding the Fourth Proportional to 350,820.24, 483,758.10 and 282,765.66

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Solution

The fourth proportional to 350,820.24, 483,758.10 and 282,765.66 is: 389,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,820.24 : 483,758.10 = 282,765.66 : x
  2. Step 2: Convert to fraction form
    350,820.24/483,758.10 = 282,765.66/x
  3. Step 3: Cross multiply
    350,820.24x = 483,758.10 × 282,765.66
  4. Step 4: Simplify right side
    350,820.24x = 136,790,178,426.85
  5. Step 5: Solve for x
    x = 136,790,178,426.85/350,820.24
  6. Step 6: Final answer
    x = 389,915.30

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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.