Home / 342,258.19-472,334.01-197,085.53

Finding the Fourth Proportional to 342,258.19, 472,334.01 and 197,085.53

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Solution

The fourth proportional to 342,258.19, 472,334.01 and 197,085.53 is: 271,988.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,258.19 : 472,334.01 = 197,085.53 : x
  2. Step 2: Convert to fraction form
    342,258.19/472,334.01 = 197,085.53/x
  3. Step 3: Cross multiply
    342,258.19x = 472,334.01 × 197,085.53
  4. Step 4: Simplify right side
    342,258.19x = 93,090,198,697.88
  5. Step 5: Solve for x
    x = 93,090,198,697.88/342,258.19
  6. Step 6: Final answer
    x = 271,988.23

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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.