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Finding the Fourth Proportional to 460,263.51, 635,161.63 and 256,316.85

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Solution

The fourth proportional to 460,263.51, 635,161.63 and 256,316.85 is: 353,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,263.51 : 635,161.63 = 256,316.85 : x
  2. Step 2: Convert to fraction form
    460,263.51/635,161.63 = 256,316.85/x
  3. Step 3: Cross multiply
    460,263.51x = 635,161.63 × 256,316.85
  4. Step 4: Simplify right side
    460,263.51x = 162,802,628,242.47
  5. Step 5: Solve for x
    x = 162,802,628,242.47/460,263.51
  6. Step 6: Final answer
    x = 353,716.13

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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.