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Finding the Fourth Proportional to 460,673.95, 635,702.12 and 253,933.30

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Solution

The fourth proportional to 460,673.95, 635,702.12 and 253,933.30 is: 350,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,673.95 : 635,702.12 = 253,933.30 : x
  2. Step 2: Convert to fraction form
    460,673.95/635,702.12 = 253,933.30/x
  3. Step 3: Cross multiply
    460,673.95x = 635,702.12 × 253,933.30
  4. Step 4: Simplify right side
    460,673.95x = 161,425,935,546.24
  5. Step 5: Solve for x
    x = 161,425,935,546.24/460,673.95
  6. Step 6: Final answer
    x = 350,412.56

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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.