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Finding the Fourth Proportional to 473,675.43, 653,676.69 and 258,815.49

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Solution

The fourth proportional to 473,675.43, 653,676.69 and 258,815.49 is: 357,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,675.43 : 653,676.69 = 258,815.49 : x
  2. Step 2: Convert to fraction form
    473,675.43/653,676.69 = 258,815.49/x
  3. Step 3: Cross multiply
    473,675.43x = 653,676.69 × 258,815.49
  4. Step 4: Simplify right side
    473,675.43x = 169,181,652,823.93
  5. Step 5: Solve for x
    x = 169,181,652,823.93/473,675.43
  6. Step 6: Final answer
    x = 357,167.89

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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.