Home / 341,621.60-512,509.20-104,975.20

Finding the Fourth Proportional to 341,621.60, 512,509.20 and 104,975.20

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Solution

The fourth proportional to 341,621.60, 512,509.20 and 104,975.20 is: 157,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,621.60 : 512,509.20 = 104,975.20 : x
  2. Step 2: Convert to fraction form
    341,621.60/512,509.20 = 104,975.20/x
  3. Step 3: Cross multiply
    341,621.60x = 512,509.20 × 104,975.20
  4. Step 4: Simplify right side
    341,621.60x = 53,800,755,771.84
  5. Step 5: Solve for x
    x = 53,800,755,771.84/341,621.60
  6. Step 6: Final answer
    x = 157,486.40

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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.