Home / 850,045.39-1,275,236.34-242,838.94

Finding the Fourth Proportional to 850,045.39, 1,275,236.34 and 242,838.94

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Solution

The fourth proportional to 850,045.39, 1,275,236.34 and 242,838.94 is: 364,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,045.39 : 1,275,236.34 = 242,838.94 : x
  2. Step 2: Convert to fraction form
    850,045.39/1,275,236.34 = 242,838.94/x
  3. Step 3: Cross multiply
    850,045.39x = 1,275,236.34 × 242,838.94
  4. Step 4: Simplify right side
    850,045.39x = 309,677,041,055.08
  5. Step 5: Solve for x
    x = 309,677,041,055.08/850,045.39
  6. Step 6: Final answer
    x = 364,306.48

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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.