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Finding the Fourth Proportional to 605,030.61, 834,910.52 and 333,045.38

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Solution

The fourth proportional to 605,030.61, 834,910.52 and 333,045.38 is: 459,585.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,030.61 : 834,910.52 = 333,045.38 : x
  2. Step 2: Convert to fraction form
    605,030.61/834,910.52 = 333,045.38/x
  3. Step 3: Cross multiply
    605,030.61x = 834,910.52 × 333,045.38
  4. Step 4: Simplify right side
    605,030.61x = 278,063,091,821.45
  5. Step 5: Solve for x
    x = 278,063,091,821.45/605,030.61
  6. Step 6: Final answer
    x = 459,585.16

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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.