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Finding the Fourth Proportional to 564,597.48, 779,015.88 and 335,036.28

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Solution

The fourth proportional to 564,597.48, 779,015.88 and 335,036.28 is: 462,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,597.48 : 779,015.88 = 335,036.28 : x
  2. Step 2: Convert to fraction form
    564,597.48/779,015.88 = 335,036.28/x
  3. Step 3: Cross multiply
    564,597.48x = 779,015.88 × 335,036.28
  4. Step 4: Simplify right side
    564,597.48x = 260,998,582,496.13
  5. Step 5: Solve for x
    x = 260,998,582,496.13/564,597.48
  6. Step 6: Final answer
    x = 462,273.73

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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.