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Finding the Fourth Proportional to 284,046.66, 392,275.98 and 235,823.22

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Solution

The fourth proportional to 284,046.66, 392,275.98 and 235,823.22 is: 325,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,046.66 : 392,275.98 = 235,823.22 : x
  2. Step 2: Convert to fraction form
    284,046.66/392,275.98 = 235,823.22/x
  3. Step 3: Cross multiply
    284,046.66x = 392,275.98 × 235,823.22
  4. Step 4: Simplify right side
    284,046.66x = 92,507,784,732.26
  5. Step 5: Solve for x
    x = 92,507,784,732.26/284,046.66
  6. Step 6: Final answer
    x = 325,678.13

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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.