Home / 834,440.04-1,251,245.80-265,746.96

Finding the Fourth Proportional to 834,440.04, 1,251,245.80 and 265,746.96

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Solution

The fourth proportional to 834,440.04, 1,251,245.80 and 265,746.96 is: 398,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,440.04 : 1,251,245.80 = 265,746.96 : x
  2. Step 2: Convert to fraction form
    834,440.04/1,251,245.80 = 265,746.96/x
  3. Step 3: Cross multiply
    834,440.04x = 1,251,245.80 × 265,746.96
  4. Step 4: Simplify right side
    834,440.04x = 332,514,767,562.77
  5. Step 5: Solve for x
    x = 332,514,767,562.77/834,440.04
  6. Step 6: Final answer
    x = 398,488.51

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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.