Home / 484,946.62-669,247.13-270,086.74

Finding the Fourth Proportional to 484,946.62, 669,247.13 and 270,086.74

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Solution

The fourth proportional to 484,946.62, 669,247.13 and 270,086.74 is: 372,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,946.62 : 669,247.13 = 270,086.74 : x
  2. Step 2: Convert to fraction form
    484,946.62/669,247.13 = 270,086.74/x
  3. Step 3: Cross multiply
    484,946.62x = 669,247.13 × 270,086.74
  4. Step 4: Simplify right side
    484,946.62x = 180,754,774,598.16
  5. Step 5: Solve for x
    x = 180,754,774,598.16/484,946.62
  6. Step 6: Final answer
    x = 372,731.28

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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.