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Finding the Fourth Proportional to 460,752.47, 635,841.54 and 256,816.52

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Solution

The fourth proportional to 460,752.47, 635,841.54 and 256,816.52 is: 354,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,752.47 : 635,841.54 = 256,816.52 : x
  2. Step 2: Convert to fraction form
    460,752.47/635,841.54 = 256,816.52/x
  3. Step 3: Cross multiply
    460,752.47x = 635,841.54 × 256,816.52
  4. Step 4: Simplify right side
    460,752.47x = 163,294,607,110.95
  5. Step 5: Solve for x
    x = 163,294,607,110.95/460,752.47
  6. Step 6: Final answer
    x = 354,408.53

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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.