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Finding the Fourth Proportional to 473,522.75, 653,450.65 and 258,663.77

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Solution

The fourth proportional to 473,522.75, 653,450.65 and 258,663.77 is: 356,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,522.75 : 653,450.65 = 258,663.77 : x
  2. Step 2: Convert to fraction form
    473,522.75/653,450.65 = 258,663.77/x
  3. Step 3: Cross multiply
    473,522.75x = 653,450.65 × 258,663.77
  4. Step 4: Simplify right side
    473,522.75x = 169,024,004,724.04
  5. Step 5: Solve for x
    x = 169,024,004,724.04/473,522.75
  6. Step 6: Final answer
    x = 356,950.13

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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.