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Finding the Fourth Proportional to 508,258.02, 762,192.48 and 171,208.10

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Solution

The fourth proportional to 508,258.02, 762,192.48 and 171,208.10 is: 256,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,258.02 : 762,192.48 = 171,208.10 : x
  2. Step 2: Convert to fraction form
    508,258.02/762,192.48 = 171,208.10/x
  3. Step 3: Cross multiply
    508,258.02x = 762,192.48 × 171,208.10
  4. Step 4: Simplify right side
    508,258.02x = 130,493,526,335.09
  5. Step 5: Solve for x
    x = 130,493,526,335.09/508,258.02
  6. Step 6: Final answer
    x = 256,746.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.