Home / 425,406.34-587,073.32-234,432.10

Finding the Fourth Proportional to 425,406.34, 587,073.32 and 234,432.10

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Solution

The fourth proportional to 425,406.34, 587,073.32 and 234,432.10 is: 323,523.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,406.34 : 587,073.32 = 234,432.10 : x
  2. Step 2: Convert to fraction form
    425,406.34/587,073.32 = 234,432.10/x
  3. Step 3: Cross multiply
    425,406.34x = 587,073.32 × 234,432.10
  4. Step 4: Simplify right side
    425,406.34x = 137,628,831,261.57
  5. Step 5: Solve for x
    x = 137,628,831,261.57/425,406.34
  6. Step 6: Final answer
    x = 323,523.23

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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.