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Finding the Fourth Proportional to 473,453.71, 653,380.22 and 258,597.36

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Solution

The fourth proportional to 473,453.71, 653,380.22 and 258,597.36 is: 356,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,453.71 : 653,380.22 = 258,597.36 : x
  2. Step 2: Convert to fraction form
    473,453.71/653,380.22 = 258,597.36/x
  3. Step 3: Cross multiply
    473,453.71x = 653,380.22 × 258,597.36
  4. Step 4: Simplify right side
    473,453.71x = 168,962,400,614.71
  5. Step 5: Solve for x
    x = 168,962,400,614.71/473,453.71
  6. Step 6: Final answer
    x = 356,872.06

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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.