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Finding the Fourth Proportional to 425,069.24, 637,765.86 and 158,948.60

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Solution

The fourth proportional to 425,069.24, 637,765.86 and 158,948.60 is: 238,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,069.24 : 637,765.86 = 158,948.60 : x
  2. Step 2: Convert to fraction form
    425,069.24/637,765.86 = 158,948.60/x
  3. Step 3: Cross multiply
    425,069.24x = 637,765.86 × 158,948.60
  4. Step 4: Simplify right side
    425,069.24x = 101,371,990,574.80
  5. Step 5: Solve for x
    x = 101,371,990,574.80/425,069.24
  6. Step 6: Final answer
    x = 238,483.48

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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.