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Finding the Fourth Proportional to 652,579.81, 900,546.56 and 362,174.51

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Solution

The fourth proportional to 652,579.81, 900,546.56 and 362,174.51 is: 499,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,579.81 : 900,546.56 = 362,174.51 : x
  2. Step 2: Convert to fraction form
    652,579.81/900,546.56 = 362,174.51/x
  3. Step 3: Cross multiply
    652,579.81x = 900,546.56 × 362,174.51
  4. Step 4: Simplify right side
    652,579.81x = 326,155,005,833.26
  5. Step 5: Solve for x
    x = 326,155,005,833.26/652,579.81
  6. Step 6: Final answer
    x = 499,793.29

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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.