Home / 484,977.08-669,289.14-270,117.20

Finding the Fourth Proportional to 484,977.08, 669,289.14 and 270,117.20

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Solution

The fourth proportional to 484,977.08, 669,289.14 and 270,117.20 is: 372,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,977.08 : 669,289.14 = 270,117.20 : x
  2. Step 2: Convert to fraction form
    484,977.08/669,289.14 = 270,117.20/x
  3. Step 3: Cross multiply
    484,977.08x = 669,289.14 × 270,117.20
  4. Step 4: Simplify right side
    484,977.08x = 180,786,508,487.21
  5. Step 5: Solve for x
    x = 180,786,508,487.21/484,977.08
  6. Step 6: Final answer
    x = 372,773.30

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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.