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Finding the Fourth Proportional to 575,630.10, 863,447.22 and 176,269.26

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Solution

The fourth proportional to 575,630.10, 863,447.22 and 176,269.26 is: 264,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,630.10 : 863,447.22 = 176,269.26 : x
  2. Step 2: Convert to fraction form
    575,630.10/863,447.22 = 176,269.26/x
  3. Step 3: Cross multiply
    575,630.10x = 863,447.22 × 176,269.26
  4. Step 4: Simplify right side
    575,630.10x = 152,199,202,518.46
  5. Step 5: Solve for x
    x = 152,199,202,518.46/575,630.10
  6. Step 6: Final answer
    x = 264,404.52

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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.