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Finding the Fourth Proportional to 702,857.44, 969,218.28 and 601,219.36

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Solution

The fourth proportional to 702,857.44, 969,218.28 and 601,219.36 is: 829,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,857.44 : 969,218.28 = 601,219.36 : x
  2. Step 2: Convert to fraction form
    702,857.44/969,218.28 = 601,219.36/x
  3. Step 3: Cross multiply
    702,857.44x = 969,218.28 × 601,219.36
  4. Step 4: Simplify right side
    702,857.44x = 582,712,794,001.90
  5. Step 5: Solve for x
    x = 582,712,794,001.90/702,857.44
  6. Step 6: Final answer
    x = 829,062.57

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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.