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Finding the Fourth Proportional to 567,713, 783,408.18 and 325,825.34

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Solution

The fourth proportional to 567,713, 783,408.18 and 325,825.34 is: 449,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,713 : 783,408.18 = 325,825.34 : x
  2. Step 2: Convert to fraction form
    567,713/783,408.18 = 325,825.34/x
  3. Step 3: Cross multiply
    567,713x = 783,408.18 × 325,825.34
  4. Step 4: Simplify right side
    567,713x = 255,254,236,607.28
  5. Step 5: Solve for x
    x = 255,254,236,607.28/567,713
  6. Step 6: Final answer
    x = 449,618.45

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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.