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Finding the Fourth Proportional to 346,880.82, 520,313.10 and 159,892.32

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Solution

The fourth proportional to 346,880.82, 520,313.10 and 159,892.32 is: 239,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,880.82 : 520,313.10 = 159,892.32 : x
  2. Step 2: Convert to fraction form
    346,880.82/520,313.10 = 159,892.32/x
  3. Step 3: Cross multiply
    346,880.82x = 520,313.10 × 159,892.32
  4. Step 4: Simplify right side
    346,880.82x = 83,194,068,685.39
  5. Step 5: Solve for x
    x = 83,194,068,685.39/346,880.82
  6. Step 6: Final answer
    x = 239,834.73

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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.