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Finding the Fourth Proportional to 435,435.80, 600,930.93 and 327,835.40

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Solution

The fourth proportional to 435,435.80, 600,930.93 and 327,835.40 is: 452,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,435.80 : 600,930.93 = 327,835.40 : x
  2. Step 2: Convert to fraction form
    435,435.80/600,930.93 = 327,835.40/x
  3. Step 3: Cross multiply
    435,435.80x = 600,930.93 × 327,835.40
  4. Step 4: Simplify right side
    435,435.80x = 197,006,428,804.27
  5. Step 5: Solve for x
    x = 197,006,428,804.27/435,435.80
  6. Step 6: Final answer
    x = 452,435.08

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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.