Home / 620,530.28-929,934.26-282,745.44

Finding the Fourth Proportional to 620,530.28, 929,934.26 and 282,745.44

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Solution

The fourth proportional to 620,530.28, 929,934.26 and 282,745.44 is: 423,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,530.28 : 929,934.26 = 282,745.44 : x
  2. Step 2: Convert to fraction form
    620,530.28/929,934.26 = 282,745.44/x
  3. Step 3: Cross multiply
    620,530.28x = 929,934.26 × 282,745.44
  4. Step 4: Simplify right side
    620,530.28x = 262,934,671,514.77
  5. Step 5: Solve for x
    x = 262,934,671,514.77/620,530.28
  6. Step 6: Final answer
    x = 423,725.77

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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.