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Finding the Fourth Proportional to 483,175.47, 666,674.78 and 292,184.76

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Solution

The fourth proportional to 483,175.47, 666,674.78 and 292,184.76 is: 403,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,175.47 : 666,674.78 = 292,184.76 : x
  2. Step 2: Convert to fraction form
    483,175.47/666,674.78 = 292,184.76/x
  3. Step 3: Cross multiply
    483,175.47x = 666,674.78 × 292,184.76
  4. Step 4: Simplify right side
    483,175.47x = 194,792,209,131.43
  5. Step 5: Solve for x
    x = 194,792,209,131.43/483,175.47
  6. Step 6: Final answer
    x = 403,150.04

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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.