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Finding the Fourth Proportional to 460,350.71, 635,282.01 and 256,404.05

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Solution

The fourth proportional to 460,350.71, 635,282.01 and 256,404.05 is: 353,836.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,350.71 : 635,282.01 = 256,404.05 : x
  2. Step 2: Convert to fraction form
    460,350.71/635,282.01 = 256,404.05/x
  3. Step 3: Cross multiply
    460,350.71x = 635,282.01 × 256,404.05
  4. Step 4: Simplify right side
    460,350.71x = 162,888,880,256.14
  5. Step 5: Solve for x
    x = 162,888,880,256.14/460,350.71
  6. Step 6: Final answer
    x = 353,836.49

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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.