Home / 1,147,227.50-1,583,219.13-631,029.43

Finding the Fourth Proportional to 1,147,227.50, 1,583,219.13 and 631,029.43

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Solution

The fourth proportional to 1,147,227.50, 1,583,219.13 and 631,029.43 is: 870,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,227.50 : 1,583,219.13 = 631,029.43 : x
  2. Step 2: Convert to fraction form
    1,147,227.50/1,583,219.13 = 631,029.43/x
  3. Step 3: Cross multiply
    1,147,227.50x = 1,583,219.13 × 631,029.43
  4. Step 4: Simplify right side
    1,147,227.50x = 999,057,865,169.00
  5. Step 5: Solve for x
    x = 999,057,865,169.00/1,147,227.50
  6. Step 6: Final answer
    x = 870,845.46

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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.