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Finding the Fourth Proportional to 608,380.33, 912,699.03 and 229,293.04

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Solution

The fourth proportional to 608,380.33, 912,699.03 and 229,293.04 is: 343,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,380.33 : 912,699.03 = 229,293.04 : x
  2. Step 2: Convert to fraction form
    608,380.33/912,699.03 = 229,293.04/x
  3. Step 3: Cross multiply
    608,380.33x = 912,699.03 × 229,293.04
  4. Step 4: Simplify right side
    608,380.33x = 209,275,535,193.75
  5. Step 5: Solve for x
    x = 209,275,535,193.75/608,380.33
  6. Step 6: Final answer
    x = 343,988.00

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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.