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Finding the Fourth Proportional to 303,076.52, 453,963.53 and 245,893.76

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Solution

The fourth proportional to 303,076.52, 453,963.53 and 245,893.76 is: 368,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,076.52 : 453,963.53 = 245,893.76 : x
  2. Step 2: Convert to fraction form
    303,076.52/453,963.53 = 245,893.76/x
  3. Step 3: Cross multiply
    303,076.52x = 453,963.53 × 245,893.76
  4. Step 4: Simplify right side
    303,076.52x = 111,626,799,294.57
  5. Step 5: Solve for x
    x = 111,626,799,294.57/303,076.52
  6. Step 6: Final answer
    x = 368,312.26

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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.