Home / 1,249,230.30-1,873,845.45-575,310.30

Finding the Fourth Proportional to 1,249,230.30, 1,873,845.45 and 575,310.30

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Solution

The fourth proportional to 1,249,230.30, 1,873,845.45 and 575,310.30 is: 862,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,230.30 : 1,873,845.45 = 575,310.30 : x
  2. Step 2: Convert to fraction form
    1,249,230.30/1,873,845.45 = 575,310.30/x
  3. Step 3: Cross multiply
    1,249,230.30x = 1,873,845.45 × 575,310.30
  4. Step 4: Simplify right side
    1,249,230.30x = 1,078,042,587,993.14
  5. Step 5: Solve for x
    x = 1,078,042,587,993.14/1,249,230.30
  6. Step 6: Final answer
    x = 862,965.45

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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.