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Finding the Fourth Proportional to 425,600.16, 587,332.32 and 234,620.40

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Solution

The fourth proportional to 425,600.16, 587,332.32 and 234,620.40 is: 323,778.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,600.16 : 587,332.32 = 234,620.40 : x
  2. Step 2: Convert to fraction form
    425,600.16/587,332.32 = 234,620.40/x
  3. Step 3: Cross multiply
    425,600.16x = 587,332.32 × 234,620.40
  4. Step 4: Simplify right side
    425,600.16x = 137,800,143,851.33
  5. Step 5: Solve for x
    x = 137,800,143,851.33/425,600.16
  6. Step 6: Final answer
    x = 323,778.41

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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.