Home / 502,060.82-692,848.42-275,707.94

Finding the Fourth Proportional to 502,060.82, 692,848.42 and 275,707.94

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Solution

The fourth proportional to 502,060.82, 692,848.42 and 275,707.94 is: 380,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,060.82 : 692,848.42 = 275,707.94 : x
  2. Step 2: Convert to fraction form
    502,060.82/692,848.42 = 275,707.94/x
  3. Step 3: Cross multiply
    502,060.82x = 692,848.42 × 275,707.94
  4. Step 4: Simplify right side
    502,060.82x = 191,023,806,456.94
  5. Step 5: Solve for x
    x = 191,023,806,456.94/502,060.82
  6. Step 6: Final answer
    x = 380,479.42

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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.