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Finding the Fourth Proportional to 346,800.60, 520,200.90 and 222,384.60

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Solution

The fourth proportional to 346,800.60, 520,200.90 and 222,384.60 is: 333,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,800.60 : 520,200.90 = 222,384.60 : x
  2. Step 2: Convert to fraction form
    346,800.60/520,200.90 = 222,384.60/x
  3. Step 3: Cross multiply
    346,800.60x = 520,200.90 × 222,384.60
  4. Step 4: Simplify right side
    346,800.60x = 115,684,669,066.14
  5. Step 5: Solve for x
    x = 115,684,669,066.14/346,800.60
  6. Step 6: Final answer
    x = 333,576.90

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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.