Home / 532,131.20-734,358.19-302,682.60

Finding the Fourth Proportional to 532,131.20, 734,358.19 and 302,682.60

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Solution

The fourth proportional to 532,131.20, 734,358.19 and 302,682.60 is: 417,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,131.20 : 734,358.19 = 302,682.60 : x
  2. Step 2: Convert to fraction form
    532,131.20/734,358.19 = 302,682.60/x
  3. Step 3: Cross multiply
    532,131.20x = 734,358.19 × 302,682.60
  4. Step 4: Simplify right side
    532,131.20x = 222,277,446,280.49
  5. Step 5: Solve for x
    x = 222,277,446,280.49/532,131.20
  6. Step 6: Final answer
    x = 417,711.73

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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.