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Finding the Fourth Proportional to 302,585.20, 453,877.80 and 92,222.80

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Solution

The fourth proportional to 302,585.20, 453,877.80 and 92,222.80 is: 138,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,585.20 : 453,877.80 = 92,222.80 : x
  2. Step 2: Convert to fraction form
    302,585.20/453,877.80 = 92,222.80/x
  3. Step 3: Cross multiply
    302,585.20x = 453,877.80 × 92,222.80
  4. Step 4: Simplify right side
    302,585.20x = 41,857,881,573.84
  5. Step 5: Solve for x
    x = 41,857,881,573.84/302,585.20
  6. Step 6: Final answer
    x = 138,334.20

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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.