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Finding the Fourth Proportional to 554,471.04, 831,017.52 and 254,633.52

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Solution

The fourth proportional to 554,471.04, 831,017.52 and 254,633.52 is: 381,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,471.04 : 831,017.52 = 254,633.52 : x
  2. Step 2: Convert to fraction form
    554,471.04/831,017.52 = 254,633.52/x
  3. Step 3: Cross multiply
    554,471.04x = 831,017.52 × 254,633.52
  4. Step 4: Simplify right side
    554,471.04x = 211,604,916,299.27
  5. Step 5: Solve for x
    x = 211,604,916,299.27/554,471.04
  6. Step 6: Final answer
    x = 381,633.85

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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.