Home / 983,160.72-1,474,731.36-450,530.64

Finding the Fourth Proportional to 983,160.72, 1,474,731.36 and 450,530.64

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Solution

The fourth proportional to 983,160.72, 1,474,731.36 and 450,530.64 is: 675,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,160.72 : 1,474,731.36 = 450,530.64 : x
  2. Step 2: Convert to fraction form
    983,160.72/1,474,731.36 = 450,530.64/x
  3. Step 3: Cross multiply
    983,160.72x = 1,474,731.36 × 450,530.64
  4. Step 4: Simplify right side
    983,160.72x = 664,411,663,448.87
  5. Step 5: Solve for x
    x = 664,411,663,448.87/983,160.72
  6. Step 6: Final answer
    x = 675,791.51

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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.