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Finding the Fourth Proportional to 270,880.08, 406,164.56 and 144,364.56

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Solution

The fourth proportional to 270,880.08, 406,164.56 and 144,364.56 is: 216,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,880.08 : 406,164.56 = 144,364.56 : x
  2. Step 2: Convert to fraction form
    270,880.08/406,164.56 = 144,364.56/x
  3. Step 3: Cross multiply
    270,880.08x = 406,164.56 × 144,364.56
  4. Step 4: Simplify right side
    270,880.08x = 58,635,767,991.99
  5. Step 5: Solve for x
    x = 58,635,767,991.99/270,880.08
  6. Step 6: Final answer
    x = 216,463.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.