Home / 1,049,163.90-1,574,134.65-339,215.10

Finding the Fourth Proportional to 1,049,163.90, 1,574,134.65 and 339,215.10

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Solution

The fourth proportional to 1,049,163.90, 1,574,134.65 and 339,215.10 is: 508,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,163.90 : 1,574,134.65 = 339,215.10 : x
  2. Step 2: Convert to fraction form
    1,049,163.90/1,574,134.65 = 339,215.10/x
  3. Step 3: Cross multiply
    1,049,163.90x = 1,574,134.65 × 339,215.10
  4. Step 4: Simplify right side
    1,049,163.90x = 533,970,242,713.22
  5. Step 5: Solve for x
    x = 533,970,242,713.22/1,049,163.90
  6. Step 6: Final answer
    x = 508,948.36

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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.