Home / 484,948.63-669,249.75-270,088.66

Finding the Fourth Proportional to 484,948.63, 669,249.75 and 270,088.66

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Solution

The fourth proportional to 484,948.63, 669,249.75 and 270,088.66 is: 372,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,948.63 : 669,249.75 = 270,088.66 : x
  2. Step 2: Convert to fraction form
    484,948.63/669,249.75 = 270,088.66/x
  3. Step 3: Cross multiply
    484,948.63x = 669,249.75 × 270,088.66
  4. Step 4: Simplify right side
    484,948.63x = 180,756,768,182.84
  5. Step 5: Solve for x
    x = 180,756,768,182.84/484,948.63
  6. Step 6: Final answer
    x = 372,733.85

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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.