Home / 976,768.08-1,464,915.96-266,799.84

Finding the Fourth Proportional to 976,768.08, 1,464,915.96 and 266,799.84

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Solution

The fourth proportional to 976,768.08, 1,464,915.96 and 266,799.84 is: 400,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,768.08 : 1,464,915.96 = 266,799.84 : x
  2. Step 2: Convert to fraction form
    976,768.08/1,464,915.96 = 266,799.84/x
  3. Step 3: Cross multiply
    976,768.08x = 1,464,915.96 × 266,799.84
  4. Step 4: Simplify right side
    976,768.08x = 390,839,343,741.45
  5. Step 5: Solve for x
    x = 390,839,343,741.45/976,768.08
  6. Step 6: Final answer
    x = 400,135.25

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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.