Home / 842,518.12-1,162,326.90-588,018.28

Finding the Fourth Proportional to 842,518.12, 1,162,326.90 and 588,018.28

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Solution

The fourth proportional to 842,518.12, 1,162,326.90 and 588,018.28 is: 811,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,518.12 : 1,162,326.90 = 588,018.28 : x
  2. Step 2: Convert to fraction form
    842,518.12/1,162,326.90 = 588,018.28/x
  3. Step 3: Cross multiply
    842,518.12x = 1,162,326.90 × 588,018.28
  4. Step 4: Simplify right side
    842,518.12x = 683,469,464,535.73
  5. Step 5: Solve for x
    x = 683,469,464,535.73/842,518.12
  6. Step 6: Final answer
    x = 811,222.27

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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.