Home / 369,406.68-554,141.46-116,619.55

Finding the Fourth Proportional to 369,406.68, 554,141.46 and 116,619.55

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Solution

The fourth proportional to 369,406.68, 554,141.46 and 116,619.55 is: 174,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,406.68 : 554,141.46 = 116,619.55 : x
  2. Step 2: Convert to fraction form
    369,406.68/554,141.46 = 116,619.55/x
  3. Step 3: Cross multiply
    369,406.68x = 554,141.46 × 116,619.55
  4. Step 4: Simplify right side
    369,406.68x = 64,623,727,701.54
  5. Step 5: Solve for x
    x = 64,623,727,701.54/369,406.68
  6. Step 6: Final answer
    x = 174,939.25

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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.