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Finding the Fourth Proportional to 335,062.88, 502,117.20 and 166,417.94

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Solution

The fourth proportional to 335,062.88, 502,117.20 and 166,417.94 is: 249,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,062.88 : 502,117.20 = 166,417.94 : x
  2. Step 2: Convert to fraction form
    335,062.88/502,117.20 = 166,417.94/x
  3. Step 3: Cross multiply
    335,062.88x = 502,117.20 × 166,417.94
  4. Step 4: Simplify right side
    335,062.88x = 83,561,310,062.57
  5. Step 5: Solve for x
    x = 83,561,310,062.57/335,062.88
  6. Step 6: Final answer
    x = 249,389.94

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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.