Home / 927,165.16-1,390,522.96-253,249.62

Finding the Fourth Proportional to 927,165.16, 1,390,522.96 and 253,249.62

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Solution

The fourth proportional to 927,165.16, 1,390,522.96 and 253,249.62 is: 379,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,165.16 : 1,390,522.96 = 253,249.62 : x
  2. Step 2: Convert to fraction form
    927,165.16/1,390,522.96 = 253,249.62/x
  3. Step 3: Cross multiply
    927,165.16x = 1,390,522.96 × 253,249.62
  4. Step 4: Simplify right side
    927,165.16x = 352,149,411,221.28
  5. Step 5: Solve for x
    x = 352,149,411,221.28/927,165.16
  6. Step 6: Final answer
    x = 379,813.03

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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.