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Finding the Fourth Proportional to 473,987.32, 654,076.02 and 259,084.60

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Solution

The fourth proportional to 473,987.32, 654,076.02 and 259,084.60 is: 357,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,987.32 : 654,076.02 = 259,084.60 : x
  2. Step 2: Convert to fraction form
    473,987.32/654,076.02 = 259,084.60/x
  3. Step 3: Cross multiply
    473,987.32x = 654,076.02 × 259,084.60
  4. Step 4: Simplify right side
    473,987.32x = 169,461,024,011.29
  5. Step 5: Solve for x
    x = 169,461,024,011.29/473,987.32
  6. Step 6: Final answer
    x = 357,522.27

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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.