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Finding the Fourth Proportional to 582,971.82, 804,872.55 and 475,797.48

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Solution

The fourth proportional to 582,971.82, 804,872.55 and 475,797.48 is: 656,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,971.82 : 804,872.55 = 475,797.48 : x
  2. Step 2: Convert to fraction form
    582,971.82/804,872.55 = 475,797.48/x
  3. Step 3: Cross multiply
    582,971.82x = 804,872.55 × 475,797.48
  4. Step 4: Simplify right side
    582,971.82x = 382,956,331,011.17
  5. Step 5: Solve for x
    x = 382,956,331,011.17/582,971.82
  6. Step 6: Final answer
    x = 656,903.68

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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.