Home / 824,278.15-1,137,893.43-552,523.56

Finding the Fourth Proportional to 824,278.15, 1,137,893.43 and 552,523.56

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Solution

The fourth proportional to 824,278.15, 1,137,893.43 and 552,523.56 is: 762,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,278.15 : 1,137,893.43 = 552,523.56 : x
  2. Step 2: Convert to fraction form
    824,278.15/1,137,893.43 = 552,523.56/x
  3. Step 3: Cross multiply
    824,278.15x = 1,137,893.43 × 552,523.56
  4. Step 4: Simplify right side
    824,278.15x = 628,712,928,844.21
  5. Step 5: Solve for x
    x = 628,712,928,844.21/824,278.15
  6. Step 6: Final answer
    x = 762,743.65

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1.5x scale

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.