Home / 705,877.80-1,058,816.70-200,437.80

Finding the Fourth Proportional to 705,877.80, 1,058,816.70 and 200,437.80

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Solution

The fourth proportional to 705,877.80, 1,058,816.70 and 200,437.80 is: 300,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,877.80 : 1,058,816.70 = 200,437.80 : x
  2. Step 2: Convert to fraction form
    705,877.80/1,058,816.70 = 200,437.80/x
  3. Step 3: Cross multiply
    705,877.80x = 1,058,816.70 × 200,437.80
  4. Step 4: Simplify right side
    705,877.80x = 212,226,889,951.26
  5. Step 5: Solve for x
    x = 212,226,889,951.26/705,877.80
  6. Step 6: Final answer
    x = 300,656.70

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Similar ratio
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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.