Home / 826,498.49-1,239,602.54-227,315.16

Finding the Fourth Proportional to 826,498.49, 1,239,602.54 and 227,315.16

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Solution

The fourth proportional to 826,498.49, 1,239,602.54 and 227,315.16 is: 340,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,498.49 : 1,239,602.54 = 227,315.16 : x
  2. Step 2: Convert to fraction form
    826,498.49/1,239,602.54 = 227,315.16/x
  3. Step 3: Cross multiply
    826,498.49x = 1,239,602.54 × 227,315.16
  4. Step 4: Simplify right side
    826,498.49x = 281,780,448,579.93
  5. Step 5: Solve for x
    x = 281,780,448,579.93/826,498.49
  6. Step 6: Final answer
    x = 340,932.81

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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.