Home / 371,258.04-512,336.26-201,492.16

Finding the Fourth Proportional to 371,258.04, 512,336.26 and 201,492.16

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Solution

The fourth proportional to 371,258.04, 512,336.26 and 201,492.16 is: 278,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,258.04 : 512,336.26 = 201,492.16 : x
  2. Step 2: Convert to fraction form
    371,258.04/512,336.26 = 201,492.16/x
  3. Step 3: Cross multiply
    371,258.04x = 512,336.26 × 201,492.16
  4. Step 4: Simplify right side
    371,258.04x = 103,231,739,673.72
  5. Step 5: Solve for x
    x = 103,231,739,673.72/371,258.04
  6. Step 6: Final answer
    x = 278,059.27

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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.