Home / 1,265,780.24-1,898,374.98-366,980.72

Finding the Fourth Proportional to 1,265,780.24, 1,898,374.98 and 366,980.72

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Solution

The fourth proportional to 1,265,780.24, 1,898,374.98 and 366,980.72 is: 550,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,780.24 : 1,898,374.98 = 366,980.72 : x
  2. Step 2: Convert to fraction form
    1,265,780.24/1,898,374.98 = 366,980.72/x
  3. Step 3: Cross multiply
    1,265,780.24x = 1,898,374.98 × 366,980.72
  4. Step 4: Simplify right side
    1,265,780.24x = 696,667,016,990.39
  5. Step 5: Solve for x
    x = 696,667,016,990.39/1,265,780.24
  6. Step 6: Final answer
    x = 550,385.44

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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.