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Finding the Fourth Proportional to 677,802, 1,016,827.53 and 552,539.95

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Solution

The fourth proportional to 677,802, 1,016,827.53 and 552,539.95 is: 828,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,802 : 1,016,827.53 = 552,539.95 : x
  2. Step 2: Convert to fraction form
    677,802/1,016,827.53 = 552,539.95/x
  3. Step 3: Cross multiply
    677,802x = 1,016,827.53 × 552,539.95
  4. Step 4: Simplify right side
    677,802x = 561,837,832,584.82
  5. Step 5: Solve for x
    x = 561,837,832,584.82/677,802
  6. Step 6: Final answer
    x = 828,911.44

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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.