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Finding the Fourth Proportional to 575,370.84, 863,152.78 and 175,918

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Solution

The fourth proportional to 575,370.84, 863,152.78 and 175,918 is: 263,906.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,370.84 : 863,152.78 = 175,918 : x
  2. Step 2: Convert to fraction form
    575,370.84/863,152.78 = 175,918/x
  3. Step 3: Cross multiply
    575,370.84x = 863,152.78 × 175,918
  4. Step 4: Simplify right side
    575,370.84x = 151,844,110,752.04
  5. Step 5: Solve for x
    x = 151,844,110,752.04/575,370.84
  6. Step 6: Final answer
    x = 263,906.51

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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.