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Finding the Fourth Proportional to 550,510.74, 825,567.93 and 190,583.82

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Solution

The fourth proportional to 550,510.74, 825,567.93 and 190,583.82 is: 285,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,510.74 : 825,567.93 = 190,583.82 : x
  2. Step 2: Convert to fraction form
    550,510.74/825,567.93 = 190,583.82/x
  3. Step 3: Cross multiply
    550,510.74x = 825,567.93 × 190,583.82
  4. Step 4: Simplify right side
    550,510.74x = 157,339,889,768.89
  5. Step 5: Solve for x
    x = 157,339,889,768.89/550,510.74
  6. Step 6: Final answer
    x = 285,807.12

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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.