Home / 473,220.62-653,045.94-303,455.42

Finding the Fourth Proportional to 473,220.62, 653,045.94 and 303,455.42

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Solution

The fourth proportional to 473,220.62, 653,045.94 and 303,455.42 is: 418,769.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,220.62 : 653,045.94 = 303,455.42 : x
  2. Step 2: Convert to fraction form
    473,220.62/653,045.94 = 303,455.42/x
  3. Step 3: Cross multiply
    473,220.62x = 653,045.94 × 303,455.42
  4. Step 4: Simplify right side
    473,220.62x = 198,170,330,002.00
  5. Step 5: Solve for x
    x = 198,170,330,002.00/473,220.62
  6. Step 6: Final answer
    x = 418,769.43

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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.