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Finding the Fourth Proportional to 575,166.56, 862,752 and 175,805.76

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Solution

The fourth proportional to 575,166.56, 862,752 and 175,805.76 is: 263,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,166.56 : 862,752 = 175,805.76 : x
  2. Step 2: Convert to fraction form
    575,166.56/862,752 = 175,805.76/x
  3. Step 3: Cross multiply
    575,166.56x = 862,752 × 175,805.76
  4. Step 4: Simplify right side
    575,166.56x = 151,676,771,051.52
  5. Step 5: Solve for x
    x = 151,676,771,051.52/575,166.56
  6. Step 6: Final answer
    x = 263,709.30

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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.