Home / 369,747.78-554,614.98-103,504.22

Finding the Fourth Proportional to 369,747.78, 554,614.98 and 103,504.22

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Solution

The fourth proportional to 369,747.78, 554,614.98 and 103,504.22 is: 155,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,747.78 : 554,614.98 = 103,504.22 : x
  2. Step 2: Convert to fraction form
    369,747.78/554,614.98 = 103,504.22/x
  3. Step 3: Cross multiply
    369,747.78x = 554,614.98 × 103,504.22
  4. Step 4: Simplify right side
    369,747.78x = 57,404,990,905.22
  5. Step 5: Solve for x
    x = 57,404,990,905.22/369,747.78
  6. Step 6: Final answer
    x = 155,254.46

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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.