Home / 753,025.44-1,039,176.36-413,515.20

Finding the Fourth Proportional to 753,025.44, 1,039,176.36 and 413,515.20

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Solution

The fourth proportional to 753,025.44, 1,039,176.36 and 413,515.20 is: 570,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,025.44 : 1,039,176.36 = 413,515.20 : x
  2. Step 2: Convert to fraction form
    753,025.44/1,039,176.36 = 413,515.20/x
  3. Step 3: Cross multiply
    753,025.44x = 1,039,176.36 × 413,515.20
  4. Step 4: Simplify right side
    753,025.44x = 429,715,220,340.67
  5. Step 5: Solve for x
    x = 429,715,220,340.67/753,025.44
  6. Step 6: Final answer
    x = 570,651.66

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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.