Home / 439,176.82-606,032.15-242,935

Finding the Fourth Proportional to 439,176.82, 606,032.15 and 242,935

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Solution

The fourth proportional to 439,176.82, 606,032.15 and 242,935 is: 335,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,176.82 : 606,032.15 = 242,935 : x
  2. Step 2: Convert to fraction form
    439,176.82/606,032.15 = 242,935/x
  3. Step 3: Cross multiply
    439,176.82x = 606,032.15 × 242,935
  4. Step 4: Simplify right side
    439,176.82x = 147,226,420,360.25
  5. Step 5: Solve for x
    x = 147,226,420,360.25/439,176.82
  6. Step 6: Final answer
    x = 335,232.68

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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.