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Finding the Fourth Proportional to 555,672.44, 766,826.84 and 301,024.23

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Solution

The fourth proportional to 555,672.44, 766,826.84 and 301,024.23 is: 415,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,672.44 : 766,826.84 = 301,024.23 : x
  2. Step 2: Convert to fraction form
    555,672.44/766,826.84 = 301,024.23/x
  3. Step 3: Cross multiply
    555,672.44x = 766,826.84 × 301,024.23
  4. Step 4: Simplify right side
    555,672.44x = 230,833,457,549.21
  5. Step 5: Solve for x
    x = 230,833,457,549.21/555,672.44
  6. Step 6: Final answer
    x = 415,412.83

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1.5x scale

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.