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Finding the Fourth Proportional to 333,211.28, 459,353.30 and 237,551.90

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Solution

The fourth proportional to 333,211.28, 459,353.30 and 237,551.90 is: 327,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,211.28 : 459,353.30 = 237,551.90 : x
  2. Step 2: Convert to fraction form
    333,211.28/459,353.30 = 237,551.90/x
  3. Step 3: Cross multiply
    333,211.28x = 459,353.30 × 237,551.90
  4. Step 4: Simplify right side
    333,211.28x = 109,120,249,740.77
  5. Step 5: Solve for x
    x = 109,120,249,740.77/333,211.28
  6. Step 6: Final answer
    x = 327,480.66

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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.