Home / 1,555,367.13-2,332,828.73-490,270.59

Finding the Fourth Proportional to 1,555,367.13, 2,332,828.73 and 490,270.59

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Solution

The fourth proportional to 1,555,367.13, 2,332,828.73 and 490,270.59 is: 735,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,367.13 : 2,332,828.73 = 490,270.59 : x
  2. Step 2: Convert to fraction form
    1,555,367.13/2,332,828.73 = 490,270.59/x
  3. Step 3: Cross multiply
    1,555,367.13x = 2,332,828.73 × 490,270.59
  4. Step 4: Simplify right side
    1,555,367.13x = 1,143,717,315,374.70
  5. Step 5: Solve for x
    x = 1,143,717,315,374.70/1,555,367.13
  6. Step 6: Final answer
    x = 735,335.92

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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.