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Finding the Fourth Proportional to 346,059.60, 519,186.60 and 168,572.40

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Solution

The fourth proportional to 346,059.60, 519,186.60 and 168,572.40 is: 252,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,059.60 : 519,186.60 = 168,572.40 : x
  2. Step 2: Convert to fraction form
    346,059.60/519,186.60 = 168,572.40/x
  3. Step 3: Cross multiply
    346,059.60x = 519,186.60 × 168,572.40
  4. Step 4: Simplify right side
    346,059.60x = 87,520,531,209.84
  5. Step 5: Solve for x
    x = 87,520,531,209.84/346,059.60
  6. Step 6: Final answer
    x = 252,905.95

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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.