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Finding the Fourth Proportional to 500,858.88, 750,042.06 and 350,394.65

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Solution

The fourth proportional to 500,858.88, 750,042.06 and 350,394.65 is: 524,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,858.88 : 750,042.06 = 350,394.65 : x
  2. Step 2: Convert to fraction form
    500,858.88/750,042.06 = 350,394.65/x
  3. Step 3: Cross multiply
    500,858.88x = 750,042.06 × 350,394.65
  4. Step 4: Simplify right side
    500,858.88x = 262,810,721,348.77
  5. Step 5: Solve for x
    x = 262,810,721,348.77/500,858.88
  6. Step 6: Final answer
    x = 524,720.10

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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.