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Finding the Fourth Proportional to 602,425.08, 903,061.37 and 223,243.97

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Solution

The fourth proportional to 602,425.08, 903,061.37 and 223,243.97 is: 334,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,425.08 : 903,061.37 = 223,243.97 : x
  2. Step 2: Convert to fraction form
    602,425.08/903,061.37 = 223,243.97/x
  3. Step 3: Cross multiply
    602,425.08x = 903,061.37 × 223,243.97
  4. Step 4: Simplify right side
    602,425.08x = 201,603,001,435.24
  5. Step 5: Solve for x
    x = 201,603,001,435.24/602,425.08
  6. Step 6: Final answer
    x = 334,652.40

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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.