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Finding the Fourth Proportional to 554,802.80, 832,204.20 and 531,474.80

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Solution

The fourth proportional to 554,802.80, 832,204.20 and 531,474.80 is: 797,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,802.80 : 832,204.20 = 531,474.80 : x
  2. Step 2: Convert to fraction form
    554,802.80/832,204.20 = 531,474.80/x
  3. Step 3: Cross multiply
    554,802.80x = 832,204.20 × 531,474.80
  4. Step 4: Simplify right side
    554,802.80x = 442,295,560,754.16
  5. Step 5: Solve for x
    x = 442,295,560,754.16/554,802.80
  6. Step 6: Final answer
    x = 797,212.20

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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.