Home / 609,430.12-914,332.38-272,754.52

Finding the Fourth Proportional to 609,430.12, 914,332.38 and 272,754.52

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Solution

The fourth proportional to 609,430.12, 914,332.38 and 272,754.52 is: 409,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,430.12 : 914,332.38 = 272,754.52 : x
  2. Step 2: Convert to fraction form
    609,430.12/914,332.38 = 272,754.52/x
  3. Step 3: Cross multiply
    609,430.12x = 914,332.38 × 272,754.52
  4. Step 4: Simplify right side
    609,430.12x = 249,388,289,427.36
  5. Step 5: Solve for x
    x = 249,388,289,427.36/609,430.12
  6. Step 6: Final answer
    x = 409,215.56

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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.