Home / 271,615.10-407,495.55-242,236.40

Finding the Fourth Proportional to 271,615.10, 407,495.55 and 242,236.40

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Solution

The fourth proportional to 271,615.10, 407,495.55 and 242,236.40 is: 363,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,615.10 : 407,495.55 = 242,236.40 : x
  2. Step 2: Convert to fraction form
    271,615.10/407,495.55 = 242,236.40/x
  3. Step 3: Cross multiply
    271,615.10x = 407,495.55 × 242,236.40
  4. Step 4: Simplify right side
    271,615.10x = 98,710,255,048.02
  5. Step 5: Solve for x
    x = 98,710,255,048.02/271,615.10
  6. Step 6: Final answer
    x = 363,419.61

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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.