Home / 1,025,564.44-1,538,492.46-315,651.64

Finding the Fourth Proportional to 1,025,564.44, 1,538,492.46 and 315,651.64

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Solution

The fourth proportional to 1,025,564.44, 1,538,492.46 and 315,651.64 is: 473,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,564.44 : 1,538,492.46 = 315,651.64 : x
  2. Step 2: Convert to fraction form
    1,025,564.44/1,538,492.46 = 315,651.64/x
  3. Step 3: Cross multiply
    1,025,564.44x = 1,538,492.46 × 315,651.64
  4. Step 4: Simplify right side
    1,025,564.44x = 485,627,668,126.63
  5. Step 5: Solve for x
    x = 485,627,668,126.63/1,025,564.44
  6. Step 6: Final answer
    x = 473,522.33

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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.