Home / 824,269.80-1,137,881.94-552,515.24

Finding the Fourth Proportional to 824,269.80, 1,137,881.94 and 552,515.24

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Solution

The fourth proportional to 824,269.80, 1,137,881.94 and 552,515.24 is: 762,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,269.80 : 1,137,881.94 = 552,515.24 : x
  2. Step 2: Convert to fraction form
    824,269.80/1,137,881.94 = 552,515.24/x
  3. Step 3: Cross multiply
    824,269.80x = 1,137,881.94 × 552,515.24
  4. Step 4: Simplify right side
    824,269.80x = 628,697,113,943.54
  5. Step 5: Solve for x
    x = 628,697,113,943.54/824,269.80
  6. Step 6: Final answer
    x = 762,732.19

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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.