Home / 1,244,679.40-1,867,940.70-497,261.80

Finding the Fourth Proportional to 1,244,679.40, 1,867,940.70 and 497,261.80

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Solution

The fourth proportional to 1,244,679.40, 1,867,940.70 and 497,261.80 is: 746,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,679.40 : 1,867,940.70 = 497,261.80 : x
  2. Step 2: Convert to fraction form
    1,244,679.40/1,867,940.70 = 497,261.80/x
  3. Step 3: Cross multiply
    1,244,679.40x = 1,867,940.70 × 497,261.80
  4. Step 4: Simplify right side
    1,244,679.40x = 928,855,554,775.26
  5. Step 5: Solve for x
    x = 928,855,554,775.26/1,244,679.40
  6. Step 6: Final answer
    x = 746,260.89

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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.