Home / 827,431.37-1,141,947.96-500,924.34

Finding the Fourth Proportional to 827,431.37, 1,141,947.96 and 500,924.34

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Solution

The fourth proportional to 827,431.37, 1,141,947.96 and 500,924.34 is: 691,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,431.37 : 1,141,947.96 = 500,924.34 : x
  2. Step 2: Convert to fraction form
    827,431.37/1,141,947.96 = 500,924.34/x
  3. Step 3: Cross multiply
    827,431.37x = 1,141,947.96 × 500,924.34
  4. Step 4: Simplify right side
    827,431.37x = 572,029,528,177.35
  5. Step 5: Solve for x
    x = 572,029,528,177.35/827,431.37
  6. Step 6: Final answer
    x = 691,331.70

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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.