Home / 346,598.20-519,945.90-109,916.20

Finding the Fourth Proportional to 346,598.20, 519,945.90 and 109,916.20

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Solution

The fourth proportional to 346,598.20, 519,945.90 and 109,916.20 is: 164,889.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,598.20 : 519,945.90 = 109,916.20 : x
  2. Step 2: Convert to fraction form
    346,598.20/519,945.90 = 109,916.20/x
  3. Step 3: Cross multiply
    346,598.20x = 519,945.90 × 109,916.20
  4. Step 4: Simplify right side
    346,598.20x = 57,150,477,533.58
  5. Step 5: Solve for x
    x = 57,150,477,533.58/346,598.20
  6. Step 6: Final answer
    x = 164,889.71

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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.