Home / 1,146,731.58-1,720,162.98-348,039.18

Finding the Fourth Proportional to 1,146,731.58, 1,720,162.98 and 348,039.18

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Solution

The fourth proportional to 1,146,731.58, 1,720,162.98 and 348,039.18 is: 522,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,731.58 : 1,720,162.98 = 348,039.18 : x
  2. Step 2: Convert to fraction form
    1,146,731.58/1,720,162.98 = 348,039.18/x
  3. Step 3: Cross multiply
    1,146,731.58x = 1,720,162.98 × 348,039.18
  4. Step 4: Simplify right side
    1,146,731.58x = 598,684,113,025.56
  5. Step 5: Solve for x
    x = 598,684,113,025.56/1,146,731.58
  6. Step 6: Final answer
    x = 522,078.68

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1.5x scale

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.