Home / 842,062.70-1,266,204.45-705,205.10

Finding the Fourth Proportional to 842,062.70, 1,266,204.45 and 705,205.10

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Solution

The fourth proportional to 842,062.70, 1,266,204.45 and 705,205.10 is: 1,060,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,062.70 : 1,266,204.45 = 705,205.10 : x
  2. Step 2: Convert to fraction form
    842,062.70/1,266,204.45 = 705,205.10/x
  3. Step 3: Cross multiply
    842,062.70x = 1,266,204.45 × 705,205.10
  4. Step 4: Simplify right side
    842,062.70x = 892,933,835,782.70
  5. Step 5: Solve for x
    x = 892,933,835,782.70/842,062.70
  6. Step 6: Final answer
    x = 1,060,412.53

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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.