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Finding the Fourth Proportional to 582,970.60, 804,131.46 and 401,367.24

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Solution

The fourth proportional to 582,970.60, 804,131.46 and 401,367.24 is: 553,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,970.60 : 804,131.46 = 401,367.24 : x
  2. Step 2: Convert to fraction form
    582,970.60/804,131.46 = 401,367.24/x
  3. Step 3: Cross multiply
    582,970.60x = 804,131.46 × 401,367.24
  4. Step 4: Simplify right side
    582,970.60x = 322,752,024,697.37
  5. Step 5: Solve for x
    x = 322,752,024,697.37/582,970.60
  6. Step 6: Final answer
    x = 553,633.45

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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.