Home / 631,264.24-871,149.27-344,784.33

Finding the Fourth Proportional to 631,264.24, 871,149.27 and 344,784.33

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Solution

The fourth proportional to 631,264.24, 871,149.27 and 344,784.33 is: 475,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,264.24 : 871,149.27 = 344,784.33 : x
  2. Step 2: Convert to fraction form
    631,264.24/871,149.27 = 344,784.33/x
  3. Step 3: Cross multiply
    631,264.24x = 871,149.27 × 344,784.33
  4. Step 4: Simplify right side
    631,264.24x = 300,358,617,386.94
  5. Step 5: Solve for x
    x = 300,358,617,386.94/631,264.24
  6. Step 6: Final answer
    x = 475,804.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.