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Finding the Fourth Proportional to 473,375.93, 653,263.98 and 258,522.31

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Solution

The fourth proportional to 473,375.93, 653,263.98 and 258,522.31 is: 356,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,375.93 : 653,263.98 = 258,522.31 : x
  2. Step 2: Convert to fraction form
    473,375.93/653,263.98 = 258,522.31/x
  3. Step 3: Cross multiply
    473,375.93x = 653,263.98 × 258,522.31
  4. Step 4: Simplify right side
    473,375.93x = 168,883,312,996.52
  5. Step 5: Solve for x
    x = 168,883,312,996.52/473,375.93
  6. Step 6: Final answer
    x = 356,763.63

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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.