Home / 695,185.15-1,043,172.19-375,332.75

Finding the Fourth Proportional to 695,185.15, 1,043,172.19 and 375,332.75

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Solution

The fourth proportional to 695,185.15, 1,043,172.19 and 375,332.75 is: 563,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,185.15 : 1,043,172.19 = 375,332.75 : x
  2. Step 2: Convert to fraction form
    695,185.15/1,043,172.19 = 375,332.75/x
  3. Step 3: Cross multiply
    695,185.15x = 1,043,172.19 × 375,332.75
  4. Step 4: Simplify right side
    695,185.15x = 391,536,689,873.32
  5. Step 5: Solve for x
    x = 391,536,689,873.32/695,185.15
  6. Step 6: Final answer
    x = 563,212.10

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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.