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Finding the Fourth Proportional to 608,955.56, 840,352.48 and 337,023.98

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Solution

The fourth proportional to 608,955.56, 840,352.48 and 337,023.98 is: 465,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,955.56 : 840,352.48 = 337,023.98 : x
  2. Step 2: Convert to fraction form
    608,955.56/840,352.48 = 337,023.98/x
  3. Step 3: Cross multiply
    608,955.56x = 840,352.48 × 337,023.98
  4. Step 4: Simplify right side
    608,955.56x = 283,218,932,368.15
  5. Step 5: Solve for x
    x = 283,218,932,368.15/608,955.56
  6. Step 6: Final answer
    x = 465,089.66

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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.