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Finding the Fourth Proportional to 545,810.40, 819,007.20 and 246,337.20

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Solution

The fourth proportional to 545,810.40, 819,007.20 and 246,337.20 is: 369,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,810.40 : 819,007.20 = 246,337.20 : x
  2. Step 2: Convert to fraction form
    545,810.40/819,007.20 = 246,337.20/x
  3. Step 3: Cross multiply
    545,810.40x = 819,007.20 × 246,337.20
  4. Step 4: Simplify right side
    545,810.40x = 201,751,940,427.84
  5. Step 5: Solve for x
    x = 201,751,940,427.84/545,810.40
  6. Step 6: Final answer
    x = 369,637.41

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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.