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Finding the Fourth Proportional to 473,616.32, 653,599.92 and 258,769.67

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Solution

The fourth proportional to 473,616.32, 653,599.92 and 258,769.67 is: 357,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,616.32 : 653,599.92 = 258,769.67 : x
  2. Step 2: Convert to fraction form
    473,616.32/653,599.92 = 258,769.67/x
  3. Step 3: Cross multiply
    473,616.32x = 653,599.92 × 258,769.67
  4. Step 4: Simplify right side
    473,616.32x = 169,131,835,610.43
  5. Step 5: Solve for x
    x = 169,131,835,610.43/473,616.32
  6. Step 6: Final answer
    x = 357,107.28

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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.