Home / 881,749.24-1,216,798.20-494,565.50

Finding the Fourth Proportional to 881,749.24, 1,216,798.20 and 494,565.50

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Solution

The fourth proportional to 881,749.24, 1,216,798.20 and 494,565.50 is: 682,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,749.24 : 1,216,798.20 = 494,565.50 : x
  2. Step 2: Convert to fraction form
    881,749.24/1,216,798.20 = 494,565.50/x
  3. Step 3: Cross multiply
    881,749.24x = 1,216,798.20 × 494,565.50
  4. Step 4: Simplify right side
    881,749.24x = 601,786,406,379.61
  5. Step 5: Solve for x
    x = 601,786,406,379.61/881,749.24
  6. Step 6: Final answer
    x = 682,491.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.