Home / 1,158,671.70-1,738,007.55-317,222.10

Finding the Fourth Proportional to 1,158,671.70, 1,738,007.55 and 317,222.10

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Solution

The fourth proportional to 1,158,671.70, 1,738,007.55 and 317,222.10 is: 475,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,671.70 : 1,738,007.55 = 317,222.10 : x
  2. Step 2: Convert to fraction form
    1,158,671.70/1,738,007.55 = 317,222.10/x
  3. Step 3: Cross multiply
    1,158,671.70x = 1,738,007.55 × 317,222.10
  4. Step 4: Simplify right side
    1,158,671.70x = 551,334,404,826.86
  5. Step 5: Solve for x
    x = 551,334,404,826.86/1,158,671.70
  6. Step 6: Final answer
    x = 475,833.15

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Double scale
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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.