Home / 1,275,266.25-1,913,151.63-364,456.89

Finding the Fourth Proportional to 1,275,266.25, 1,913,151.63 and 364,456.89

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Solution

The fourth proportional to 1,275,266.25, 1,913,151.63 and 364,456.89 is: 546,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,266.25 : 1,913,151.63 = 364,456.89 : x
  2. Step 2: Convert to fraction form
    1,275,266.25/1,913,151.63 = 364,456.89/x
  3. Step 3: Cross multiply
    1,275,266.25x = 1,913,151.63 × 364,456.89
  4. Step 4: Simplify right side
    1,275,266.25x = 697,261,293,168.23
  5. Step 5: Solve for x
    x = 697,261,293,168.23/1,275,266.25
  6. Step 6: Final answer
    x = 546,757.43

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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.