Home / 747,734.37-1,031,868.15-408,202.62

Finding the Fourth Proportional to 747,734.37, 1,031,868.15 and 408,202.62

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Solution

The fourth proportional to 747,734.37, 1,031,868.15 and 408,202.62 is: 563,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,734.37 : 1,031,868.15 = 408,202.62 : x
  2. Step 2: Convert to fraction form
    747,734.37/1,031,868.15 = 408,202.62/x
  3. Step 3: Cross multiply
    747,734.37x = 1,031,868.15 × 408,202.62
  4. Step 4: Simplify right side
    747,734.37x = 421,211,282,324.55
  5. Step 5: Solve for x
    x = 421,211,282,324.55/747,734.37
  6. Step 6: Final answer
    x = 563,316.73

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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.