Home / 945,131.16-1,417,270.28-271,057.71

Finding the Fourth Proportional to 945,131.16, 1,417,270.28 and 271,057.71

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Solution

The fourth proportional to 945,131.16, 1,417,270.28 and 271,057.71 is: 406,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,131.16 : 1,417,270.28 = 271,057.71 : x
  2. Step 2: Convert to fraction form
    945,131.16/1,417,270.28 = 271,057.71/x
  3. Step 3: Cross multiply
    945,131.16x = 1,417,270.28 × 271,057.71
  4. Step 4: Simplify right side
    945,131.16x = 384,162,035,192.57
  5. Step 5: Solve for x
    x = 384,162,035,192.57/945,131.16
  6. Step 6: Final answer
    x = 406,464.26

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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.