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Finding the Fourth Proportional to 473,224.48, 653,065.23 and 258,380.89

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Solution

The fourth proportional to 473,224.48, 653,065.23 and 258,380.89 is: 356,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,224.48 : 653,065.23 = 258,380.89 : x
  2. Step 2: Convert to fraction form
    473,224.48/653,065.23 = 258,380.89/x
  3. Step 3: Cross multiply
    473,224.48x = 653,065.23 × 258,380.89
  4. Step 4: Simplify right side
    473,224.48x = 168,739,574,691.72
  5. Step 5: Solve for x
    x = 168,739,574,691.72/473,224.48
  6. Step 6: Final answer
    x = 356,574.06

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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.