Home / 484,899.49-669,113.40-270,059.56

Finding the Fourth Proportional to 484,899.49, 669,113.40 and 270,059.56

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Solution

The fourth proportional to 484,899.49, 669,113.40 and 270,059.56 is: 372,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,899.49 : 669,113.40 = 270,059.56 : x
  2. Step 2: Convert to fraction form
    484,899.49/669,113.40 = 270,059.56/x
  3. Step 3: Cross multiply
    484,899.49x = 669,113.40 × 270,059.56
  4. Step 4: Simplify right side
    484,899.49x = 180,700,470,394.10
  5. Step 5: Solve for x
    x = 180,700,470,394.10/484,899.49
  6. Step 6: Final answer
    x = 372,655.52

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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.