Home / 370,008.05-554,671.88-133,292.84

Finding the Fourth Proportional to 370,008.05, 554,671.88 and 133,292.84

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Solution

The fourth proportional to 370,008.05, 554,671.88 and 133,292.84 is: 199,816.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,008.05 : 554,671.88 = 133,292.84 : x
  2. Step 2: Convert to fraction form
    370,008.05/554,671.88 = 133,292.84/x
  3. Step 3: Cross multiply
    370,008.05x = 554,671.88 × 133,292.84
  4. Step 4: Simplify right side
    370,008.05x = 73,933,789,486.88
  5. Step 5: Solve for x
    x = 73,933,789,486.88/370,008.05
  6. Step 6: Final answer
    x = 199,816.71

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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.