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Finding the Fourth Proportional to 175,296.40, 262,944.60 and 164,928.40

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Solution

The fourth proportional to 175,296.40, 262,944.60 and 164,928.40 is: 247,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,296.40 : 262,944.60 = 164,928.40 : x
  2. Step 2: Convert to fraction form
    175,296.40/262,944.60 = 164,928.40/x
  3. Step 3: Cross multiply
    175,296.40x = 262,944.60 × 164,928.40
  4. Step 4: Simplify right side
    175,296.40x = 43,367,032,166.64
  5. Step 5: Solve for x
    x = 43,367,032,166.64/175,296.40
  6. Step 6: Final answer
    x = 247,392.60

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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.