Home / 579,117.80-868,380.35-242,066.48

Finding the Fourth Proportional to 579,117.80, 868,380.35 and 242,066.48

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Solution

The fourth proportional to 579,117.80, 868,380.35 and 242,066.48 is: 362,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,117.80 : 868,380.35 = 242,066.48 : x
  2. Step 2: Convert to fraction form
    579,117.80/868,380.35 = 242,066.48/x
  3. Step 3: Cross multiply
    579,117.80x = 868,380.35 × 242,066.48
  4. Step 4: Simplify right side
    579,117.80x = 210,205,769,073.43
  5. Step 5: Solve for x
    x = 210,205,769,073.43/579,117.80
  6. Step 6: Final answer
    x = 362,975.84

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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.