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Finding the Fourth Proportional to 594,523.28, 891,785.52 and 278,980.49

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Solution

The fourth proportional to 594,523.28, 891,785.52 and 278,980.49 is: 418,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,523.28 : 891,785.52 = 278,980.49 : x
  2. Step 2: Convert to fraction form
    594,523.28/891,785.52 = 278,980.49/x
  3. Step 3: Cross multiply
    594,523.28x = 891,785.52 × 278,980.49
  4. Step 4: Simplify right side
    594,523.28x = 248,790,756,885.58
  5. Step 5: Solve for x
    x = 248,790,756,885.58/594,523.28
  6. Step 6: Final answer
    x = 418,471.01

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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.