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Finding the Fourth Proportional to 460,757.70, 635,851.98 and 256,802.94

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Solution

The fourth proportional to 460,757.70, 635,851.98 and 256,802.94 is: 354,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,757.70 : 635,851.98 = 256,802.94 : x
  2. Step 2: Convert to fraction form
    460,757.70/635,851.98 = 256,802.94/x
  3. Step 3: Cross multiply
    460,757.70x = 635,851.98 × 256,802.94
  4. Step 4: Simplify right side
    460,757.70x = 163,288,657,868.82
  5. Step 5: Solve for x
    x = 163,288,657,868.82/460,757.70
  6. Step 6: Final answer
    x = 354,391.60

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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.