Home / 767,166.40-1,150,749.60-268,530.40

Finding the Fourth Proportional to 767,166.40, 1,150,749.60 and 268,530.40

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Solution

The fourth proportional to 767,166.40, 1,150,749.60 and 268,530.40 is: 402,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,166.40 : 1,150,749.60 = 268,530.40 : x
  2. Step 2: Convert to fraction form
    767,166.40/1,150,749.60 = 268,530.40/x
  3. Step 3: Cross multiply
    767,166.40x = 1,150,749.60 × 268,530.40
  4. Step 4: Simplify right side
    767,166.40x = 309,011,250,387.84
  5. Step 5: Solve for x
    x = 309,011,250,387.84/767,166.40
  6. Step 6: Final answer
    x = 402,795.60

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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.