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Finding the Fourth Proportional to 602,249.34, 903,111.45 and 202,782.78

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Solution

The fourth proportional to 602,249.34, 903,111.45 and 202,782.78 is: 304,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,249.34 : 903,111.45 = 202,782.78 : x
  2. Step 2: Convert to fraction form
    602,249.34/903,111.45 = 202,782.78/x
  3. Step 3: Cross multiply
    602,249.34x = 903,111.45 × 202,782.78
  4. Step 4: Simplify right side
    602,249.34x = 183,135,450,480.83
  5. Step 5: Solve for x
    x = 183,135,450,480.83/602,249.34
  6. Step 6: Final answer
    x = 304,085.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.