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Finding the Fourth Proportional to 567,796.70, 783,576.95 and 326,127.75

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Solution

The fourth proportional to 567,796.70, 783,576.95 and 326,127.75 is: 450,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,796.70 : 783,576.95 = 326,127.75 : x
  2. Step 2: Convert to fraction form
    567,796.70/783,576.95 = 326,127.75/x
  3. Step 3: Cross multiply
    567,796.70x = 783,576.95 × 326,127.75
  4. Step 4: Simplify right side
    567,796.70x = 255,546,187,655.36
  5. Step 5: Solve for x
    x = 255,546,187,655.36/567,796.70
  6. Step 6: Final answer
    x = 450,066.35

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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.