Home / 820,858.01-1,231,291.13-371,052.26

Finding the Fourth Proportional to 820,858.01, 1,231,291.13 and 371,052.26

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Solution

The fourth proportional to 820,858.01, 1,231,291.13 and 371,052.26 is: 556,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,858.01 : 1,231,291.13 = 371,052.26 : x
  2. Step 2: Convert to fraction form
    820,858.01/1,231,291.13 = 371,052.26/x
  3. Step 3: Cross multiply
    820,858.01x = 1,231,291.13 × 371,052.26
  4. Step 4: Simplify right side
    820,858.01x = 456,873,348,492.74
  5. Step 5: Solve for x
    x = 456,873,348,492.74/820,858.01
  6. Step 6: Final answer
    x = 556,580.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.