Home / 659,258.22-909,795.48-372,772.17

Finding the Fourth Proportional to 659,258.22, 909,795.48 and 372,772.17

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Solution

The fourth proportional to 659,258.22, 909,795.48 and 372,772.17 is: 514,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,258.22 : 909,795.48 = 372,772.17 : x
  2. Step 2: Convert to fraction form
    659,258.22/909,795.48 = 372,772.17/x
  3. Step 3: Cross multiply
    659,258.22x = 909,795.48 × 372,772.17
  4. Step 4: Simplify right side
    659,258.22x = 339,146,435,335.79
  5. Step 5: Solve for x
    x = 339,146,435,335.79/659,258.22
  6. Step 6: Final answer
    x = 514,436.42

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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.