Home / 425,214.46-637,836.27-225,264.34

Finding the Fourth Proportional to 425,214.46, 637,836.27 and 225,264.34

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Solution

The fourth proportional to 425,214.46, 637,836.27 and 225,264.34 is: 337,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,214.46 : 637,836.27 = 225,264.34 : x
  2. Step 2: Convert to fraction form
    425,214.46/637,836.27 = 225,264.34/x
  3. Step 3: Cross multiply
    425,214.46x = 637,836.27 × 225,264.34
  4. Step 4: Simplify right side
    425,214.46x = 143,681,766,389.61
  5. Step 5: Solve for x
    x = 143,681,766,389.61/425,214.46
  6. Step 6: Final answer
    x = 337,904.23

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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.