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Finding the Fourth Proportional to 473,234.52, 653,090.22 and 258,394.56

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Solution

The fourth proportional to 473,234.52, 653,090.22 and 258,394.56 is: 356,599.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,234.52 : 653,090.22 = 258,394.56 : x
  2. Step 2: Convert to fraction form
    473,234.52/653,090.22 = 258,394.56/x
  3. Step 3: Cross multiply
    473,234.52x = 653,090.22 × 258,394.56
  4. Step 4: Simplify right side
    473,234.52x = 168,754,960,037.20
  5. Step 5: Solve for x
    x = 168,754,960,037.20/473,234.52
  6. Step 6: Final answer
    x = 356,599.01

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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.