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Finding the Fourth Proportional to 567,902.65, 852,818.13 and 379,573.25

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Solution

The fourth proportional to 567,902.65, 852,818.13 and 379,573.25 is: 570,004.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,902.65 : 852,818.13 = 379,573.25 : x
  2. Step 2: Convert to fraction form
    567,902.65/852,818.13 = 379,573.25/x
  3. Step 3: Cross multiply
    567,902.65x = 852,818.13 × 379,573.25
  4. Step 4: Simplify right side
    567,902.65x = 323,706,943,101.07
  5. Step 5: Solve for x
    x = 323,706,943,101.07/567,902.65
  6. Step 6: Final answer
    x = 570,004.29

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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.