Home / 834,238.32-1,251,729.68-384,717.89

Finding the Fourth Proportional to 834,238.32, 1,251,729.68 and 384,717.89

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Solution

The fourth proportional to 834,238.32, 1,251,729.68 and 384,717.89 is: 577,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,238.32 : 1,251,729.68 = 384,717.89 : x
  2. Step 2: Convert to fraction form
    834,238.32/1,251,729.68 = 384,717.89/x
  3. Step 3: Cross multiply
    834,238.32x = 1,251,729.68 × 384,717.89
  4. Step 4: Simplify right side
    834,238.32x = 481,562,793,157.74
  5. Step 5: Solve for x
    x = 481,562,793,157.74/834,238.32
  6. Step 6: Final answer
    x = 577,248.47

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1.5x scale

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.