Home / 1,165,356.86-1,748,025.56-323,906.18

Finding the Fourth Proportional to 1,165,356.86, 1,748,025.56 and 323,906.18

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Solution

The fourth proportional to 1,165,356.86, 1,748,025.56 and 323,906.18 is: 485,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,356.86 : 1,748,025.56 = 323,906.18 : x
  2. Step 2: Convert to fraction form
    1,165,356.86/1,748,025.56 = 323,906.18/x
  3. Step 3: Cross multiply
    1,165,356.86x = 1,748,025.56 × 323,906.18
  4. Step 4: Simplify right side
    1,165,356.86x = 566,196,281,681.96
  5. Step 5: Solve for x
    x = 566,196,281,681.96/1,165,356.86
  6. Step 6: Final answer
    x = 485,856.57

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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.