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Finding the Fourth Proportional to 438,954, 605,756.52 and 237,750

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Solution

The fourth proportional to 438,954, 605,756.52 and 237,750 is: 328,095

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,954 : 605,756.52 = 237,750 : x
  2. Step 2: Convert to fraction form
    438,954/605,756.52 = 237,750/x
  3. Step 3: Cross multiply
    438,954x = 605,756.52 × 237,750
  4. Step 4: Simplify right side
    438,954x = 144,018,612,630
  5. Step 5: Solve for x
    x = 144,018,612,630/438,954
  6. Step 6: Final answer
    x = 328,095

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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.