Home / 460,748.07-635,869.31-256,865.00

Finding the Fourth Proportional to 460,748.07, 635,869.31 and 256,865.00

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Solution

The fourth proportional to 460,748.07, 635,869.31 and 256,865.00 is: 354,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,748.07 : 635,869.31 = 256,865.00 : x
  2. Step 2: Convert to fraction form
    460,748.07/635,869.31 = 256,865.00/x
  3. Step 3: Cross multiply
    460,748.07x = 635,869.31 × 256,865.00
  4. Step 4: Simplify right side
    460,748.07x = 163,332,565,849.48
  5. Step 5: Solve for x
    x = 163,332,565,849.48/460,748.07
  6. Step 6: Final answer
    x = 354,494.30

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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.