Home / 451,622.38-677,434.76-152,313.22

Finding the Fourth Proportional to 451,622.38, 677,434.76 and 152,313.22

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Solution

The fourth proportional to 451,622.38, 677,434.76 and 152,313.22 is: 228,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,622.38 : 677,434.76 = 152,313.22 : x
  2. Step 2: Convert to fraction form
    451,622.38/677,434.76 = 152,313.22/x
  3. Step 3: Cross multiply
    451,622.38x = 677,434.76 × 152,313.22
  4. Step 4: Simplify right side
    451,622.38x = 103,182,269,635.53
  5. Step 5: Solve for x
    x = 103,182,269,635.53/451,622.38
  6. Step 6: Final answer
    x = 228,470.23

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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.