Home / 1,153,812.44-1,731,338.32-480,358.60

Finding the Fourth Proportional to 1,153,812.44, 1,731,338.32 and 480,358.60

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Solution

The fourth proportional to 1,153,812.44, 1,731,338.32 and 480,358.60 is: 720,795.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,812.44 : 1,731,338.32 = 480,358.60 : x
  2. Step 2: Convert to fraction form
    1,153,812.44/1,731,338.32 = 480,358.60/x
  3. Step 3: Cross multiply
    1,153,812.44x = 1,731,338.32 × 480,358.60
  4. Step 4: Simplify right side
    1,153,812.44x = 831,663,251,521.55
  5. Step 5: Solve for x
    x = 831,663,251,521.55/1,153,812.44
  6. Step 6: Final answer
    x = 720,795.88

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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.