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Finding the Fourth Proportional to 473,620.44, 653,605.62 and 258,773.82

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Solution

The fourth proportional to 473,620.44, 653,605.62 and 258,773.82 is: 357,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,620.44 : 653,605.62 = 258,773.82 : x
  2. Step 2: Convert to fraction form
    473,620.44/653,605.62 = 258,773.82/x
  3. Step 3: Cross multiply
    473,620.44x = 653,605.62 × 258,773.82
  4. Step 4: Simplify right side
    473,620.44x = 169,136,023,060.87
  5. Step 5: Solve for x
    x = 169,136,023,060.87/473,620.44
  6. Step 6: Final answer
    x = 357,113.01

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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.