Home / 1,050,082.31-1,575,086.53-330,404.20

Finding the Fourth Proportional to 1,050,082.31, 1,575,086.53 and 330,404.20

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Solution

The fourth proportional to 1,050,082.31, 1,575,086.53 and 330,404.20 is: 495,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,082.31 : 1,575,086.53 = 330,404.20 : x
  2. Step 2: Convert to fraction form
    1,050,082.31/1,575,086.53 = 330,404.20/x
  3. Step 3: Cross multiply
    1,050,082.31x = 1,575,086.53 × 330,404.20
  4. Step 4: Simplify right side
    1,050,082.31x = 520,415,204,875.43
  5. Step 5: Solve for x
    x = 520,415,204,875.43/1,050,082.31
  6. Step 6: Final answer
    x = 495,594.68

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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.