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Finding the Fourth Proportional to 473,207.73, 652,996.28 and 258,347.34

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Solution

The fourth proportional to 473,207.73, 652,996.28 and 258,347.34 is: 356,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,207.73 : 652,996.28 = 258,347.34 : x
  2. Step 2: Convert to fraction form
    473,207.73/652,996.28 = 258,347.34/x
  3. Step 3: Cross multiply
    473,207.73x = 652,996.28 × 258,347.34
  4. Step 4: Simplify right side
    473,207.73x = 168,699,850,676.16
  5. Step 5: Solve for x
    x = 168,699,850,676.16/473,207.73
  6. Step 6: Final answer
    x = 356,502.74

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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.