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Finding the Fourth Proportional to 473,508.58, 653,416.85 and 258,645.54

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Solution

The fourth proportional to 473,508.58, 653,416.85 and 258,645.54 is: 356,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,508.58 : 653,416.85 = 258,645.54 : x
  2. Step 2: Convert to fraction form
    473,508.58/653,416.85 = 258,645.54/x
  3. Step 3: Cross multiply
    473,508.58x = 653,416.85 × 258,645.54
  4. Step 4: Simplify right side
    473,508.58x = 169,003,354,013.35
  5. Step 5: Solve for x
    x = 169,003,354,013.35/473,508.58
  6. Step 6: Final answer
    x = 356,917.19

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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.