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Finding the Fourth Proportional to 341,465.60, 471,248.64 and 188,533.28

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Solution

The fourth proportional to 341,465.60, 471,248.64 and 188,533.28 is: 260,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,465.60 : 471,248.64 = 188,533.28 : x
  2. Step 2: Convert to fraction form
    341,465.60/471,248.64 = 188,533.28/x
  3. Step 3: Cross multiply
    341,465.60x = 471,248.64 × 188,533.28
  4. Step 4: Simplify right side
    341,465.60x = 88,846,051,794.74
  5. Step 5: Solve for x
    x = 88,846,051,794.74/341,465.60
  6. Step 6: Final answer
    x = 260,190.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.