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Finding the Fourth Proportional to 473,632.59, 653,605.34 and 258,768.03

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Solution

The fourth proportional to 473,632.59, 653,605.34 and 258,768.03 is: 357,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,632.59 : 653,605.34 = 258,768.03 : x
  2. Step 2: Convert to fraction form
    473,632.59/653,605.34 = 258,768.03/x
  3. Step 3: Cross multiply
    473,632.59x = 653,605.34 × 258,768.03
  4. Step 4: Simplify right side
    473,632.59x = 169,132,164,935.44
  5. Step 5: Solve for x
    x = 169,132,164,935.44/473,632.59
  6. Step 6: Final answer
    x = 357,095.71

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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.