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Finding the Fourth Proportional to 779,883, 1,166,447.41 and 459,270.62

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Solution

The fourth proportional to 779,883, 1,166,447.41 and 459,270.62 is: 686,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,883 : 1,166,447.41 = 459,270.62 : x
  2. Step 2: Convert to fraction form
    779,883/1,166,447.41 = 459,270.62/x
  3. Step 3: Cross multiply
    779,883x = 1,166,447.41 × 459,270.62
  4. Step 4: Simplify right side
    779,883x = 535,715,026,956.04
  5. Step 5: Solve for x
    x = 535,715,026,956.04/779,883
  6. Step 6: Final answer
    x = 686,917.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.