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Finding the Fourth Proportional to 460,746.67, 635,836.77 and 256,791.91

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Solution

The fourth proportional to 460,746.67, 635,836.77 and 256,791.91 is: 354,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,746.67 : 635,836.77 = 256,791.91 : x
  2. Step 2: Convert to fraction form
    460,746.67/635,836.77 = 256,791.91/x
  3. Step 3: Cross multiply
    460,746.67x = 635,836.77 × 256,791.91
  4. Step 4: Simplify right side
    460,746.67x = 163,277,738,616.53
  5. Step 5: Solve for x
    x = 163,277,738,616.53/460,746.67
  6. Step 6: Final answer
    x = 354,376.38

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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.