Home / 1,246,256.64-1,868,636.24-487,194.04

Finding the Fourth Proportional to 1,246,256.64, 1,868,636.24 and 487,194.04

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Solution

The fourth proportional to 1,246,256.64, 1,868,636.24 and 487,194.04 is: 730,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,256.64 : 1,868,636.24 = 487,194.04 : x
  2. Step 2: Convert to fraction form
    1,246,256.64/1,868,636.24 = 487,194.04/x
  3. Step 3: Cross multiply
    1,246,256.64x = 1,868,636.24 × 487,194.04
  4. Step 4: Simplify right side
    1,246,256.64x = 910,388,439,056.01
  5. Step 5: Solve for x
    x = 910,388,439,056.01/1,246,256.64
  6. Step 6: Final answer
    x = 730,498.37

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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.