Home / 1,148,178.30-1,722,654.60-508,394.67

Finding the Fourth Proportional to 1,148,178.30, 1,722,654.60 and 508,394.67

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Solution

The fourth proportional to 1,148,178.30, 1,722,654.60 and 508,394.67 is: 762,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,178.30 : 1,722,654.60 = 508,394.67 : x
  2. Step 2: Convert to fraction form
    1,148,178.30/1,722,654.60 = 508,394.67/x
  3. Step 3: Cross multiply
    1,148,178.30x = 1,722,654.60 × 508,394.67
  4. Step 4: Simplify right side
    1,148,178.30x = 875,788,416,890.98
  5. Step 5: Solve for x
    x = 875,788,416,890.98/1,148,178.30
  6. Step 6: Final answer
    x = 762,763.43

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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.