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Finding the Fourth Proportional to 460,802.61, 635,910.48 and 256,866.48

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Solution

The fourth proportional to 460,802.61, 635,910.48 and 256,866.48 is: 354,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,802.61 : 635,910.48 = 256,866.48 : x
  2. Step 2: Convert to fraction form
    460,802.61/635,910.48 = 256,866.48/x
  3. Step 3: Cross multiply
    460,802.61x = 635,910.48 × 256,866.48
  4. Step 4: Simplify right side
    460,802.61x = 163,344,086,592.71
  5. Step 5: Solve for x
    x = 163,344,086,592.71/460,802.61
  6. Step 6: Final answer
    x = 354,477.35

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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.