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Finding the Fourth Proportional to 575,348.98, 863,180.20 and 175,980.90

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Solution

The fourth proportional to 575,348.98, 863,180.20 and 175,980.90 is: 264,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,348.98 : 863,180.20 = 175,980.90 : x
  2. Step 2: Convert to fraction form
    575,348.98/863,180.20 = 175,980.90/x
  3. Step 3: Cross multiply
    575,348.98x = 863,180.20 × 175,980.90
  4. Step 4: Simplify right side
    575,348.98x = 151,903,228,458.18
  5. Step 5: Solve for x
    x = 151,903,228,458.18/575,348.98
  6. Step 6: Final answer
    x = 264,019.29

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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.