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Finding the Fourth Proportional to 630,548.44, 945,647.52 and 175,034.95

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Solution

The fourth proportional to 630,548.44, 945,647.52 and 175,034.95 is: 262,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,548.44 : 945,647.52 = 175,034.95 : x
  2. Step 2: Convert to fraction form
    630,548.44/945,647.52 = 175,034.95/x
  3. Step 3: Cross multiply
    630,548.44x = 945,647.52 × 175,034.95
  4. Step 4: Simplify right side
    630,548.44x = 165,521,367,250.67
  5. Step 5: Solve for x
    x = 165,521,367,250.67/630,548.44
  6. Step 6: Final answer
    x = 262,503.81

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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.