Home / 502,091.65-692,884.22-272,647.07

Finding the Fourth Proportional to 502,091.65, 692,884.22 and 272,647.07

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Solution

The fourth proportional to 502,091.65, 692,884.22 and 272,647.07 is: 376,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,091.65 : 692,884.22 = 272,647.07 : x
  2. Step 2: Convert to fraction form
    502,091.65/692,884.22 = 272,647.07/x
  3. Step 3: Cross multiply
    502,091.65x = 692,884.22 × 272,647.07
  4. Step 4: Simplify right side
    502,091.65x = 188,912,852,432.24
  5. Step 5: Solve for x
    x = 188,912,852,432.24/502,091.65
  6. Step 6: Final answer
    x = 376,251.73

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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.