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Finding the Fourth Proportional to 433,065.48, 597,628.62 and 242,078.76

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Solution

The fourth proportional to 433,065.48, 597,628.62 and 242,078.76 is: 334,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,065.48 : 597,628.62 = 242,078.76 : x
  2. Step 2: Convert to fraction form
    433,065.48/597,628.62 = 242,078.76/x
  3. Step 3: Cross multiply
    433,065.48x = 597,628.62 × 242,078.76
  4. Step 4: Simplify right side
    433,065.48x = 144,673,195,270.11
  5. Step 5: Solve for x
    x = 144,673,195,270.11/433,065.48
  6. Step 6: Final answer
    x = 334,067.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.