Home / 628,332.43-867,102.51-341,854.56

Finding the Fourth Proportional to 628,332.43, 867,102.51 and 341,854.56

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Solution

The fourth proportional to 628,332.43, 867,102.51 and 341,854.56 is: 471,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,332.43 : 867,102.51 = 341,854.56 : x
  2. Step 2: Convert to fraction form
    628,332.43/867,102.51 = 341,854.56/x
  3. Step 3: Cross multiply
    628,332.43x = 867,102.51 × 341,854.56
  4. Step 4: Simplify right side
    628,332.43x = 296,422,947,030.95
  5. Step 5: Solve for x
    x = 296,422,947,030.95/628,332.43
  6. Step 6: Final answer
    x = 471,761.34

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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.