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Finding the Fourth Proportional to 473,824.44, 653,878.92 and 258,967.08

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Solution

The fourth proportional to 473,824.44, 653,878.92 and 258,967.08 is: 357,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,824.44 : 653,878.92 = 258,967.08 : x
  2. Step 2: Convert to fraction form
    473,824.44/653,878.92 = 258,967.08/x
  3. Step 3: Cross multiply
    473,824.44x = 653,878.92 × 258,967.08
  4. Step 4: Simplify right side
    473,824.44x = 169,333,114,585.95
  5. Step 5: Solve for x
    x = 169,333,114,585.95/473,824.44
  6. Step 6: Final answer
    x = 357,375.22

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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.