Home / 555,731.24-766,909.93-301,082.44

Finding the Fourth Proportional to 555,731.24, 766,909.93 and 301,082.44

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Solution

The fourth proportional to 555,731.24, 766,909.93 and 301,082.44 is: 415,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,731.24 : 766,909.93 = 301,082.44 : x
  2. Step 2: Convert to fraction form
    555,731.24/766,909.93 = 301,082.44/x
  3. Step 3: Cross multiply
    555,731.24x = 766,909.93 × 301,082.44
  4. Step 4: Simplify right side
    555,731.24x = 230,903,112,984.63
  5. Step 5: Solve for x
    x = 230,903,112,984.63/555,731.24
  6. Step 6: Final answer
    x = 415,494.21

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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.