Home / 736,204.68-1,015,961.22-413,915.40

Finding the Fourth Proportional to 736,204.68, 1,015,961.22 and 413,915.40

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Solution

The fourth proportional to 736,204.68, 1,015,961.22 and 413,915.40 is: 571,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,204.68 : 1,015,961.22 = 413,915.40 : x
  2. Step 2: Convert to fraction form
    736,204.68/1,015,961.22 = 413,915.40/x
  3. Step 3: Cross multiply
    736,204.68x = 1,015,961.22 × 413,915.40
  4. Step 4: Simplify right side
    736,204.68x = 420,521,994,760.79
  5. Step 5: Solve for x
    x = 420,521,994,760.79/736,204.68
  6. Step 6: Final answer
    x = 571,202.56

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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.