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Finding the Fourth Proportional to 284,233.59, 392,324.58 and 168,054.48

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Solution

The fourth proportional to 284,233.59, 392,324.58 and 168,054.48 is: 231,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,233.59 : 392,324.58 = 168,054.48 : x
  2. Step 2: Convert to fraction form
    284,233.59/392,324.58 = 168,054.48/x
  3. Step 3: Cross multiply
    284,233.59x = 392,324.58 × 168,054.48
  4. Step 4: Simplify right side
    284,233.59x = 65,931,903,283.12
  5. Step 5: Solve for x
    x = 65,931,903,283.12/284,233.59
  6. Step 6: Final answer
    x = 231,963.80

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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.