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Finding the Fourth Proportional to 662,233.44, 913,780.52 and 371,860.04

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Solution

The fourth proportional to 662,233.44, 913,780.52 and 371,860.04 is: 513,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,233.44 : 913,780.52 = 371,860.04 : x
  2. Step 2: Convert to fraction form
    662,233.44/913,780.52 = 371,860.04/x
  3. Step 3: Cross multiply
    662,233.44x = 913,780.52 × 371,860.04
  4. Step 4: Simplify right side
    662,233.44x = 339,798,460,718.42
  5. Step 5: Solve for x
    x = 339,798,460,718.42/662,233.44
  6. Step 6: Final answer
    x = 513,109.79

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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.