Home / 1,107,377.62-1,661,204.93-433,371.86

Finding the Fourth Proportional to 1,107,377.62, 1,661,204.93 and 433,371.86

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Solution

The fourth proportional to 1,107,377.62, 1,661,204.93 and 433,371.86 is: 650,111.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,377.62 : 1,661,204.93 = 433,371.86 : x
  2. Step 2: Convert to fraction form
    1,107,377.62/1,661,204.93 = 433,371.86/x
  3. Step 3: Cross multiply
    1,107,377.62x = 1,661,204.93 × 433,371.86
  4. Step 4: Simplify right side
    1,107,377.62x = 719,919,470,355.27
  5. Step 5: Solve for x
    x = 719,919,470,355.27/1,107,377.62
  6. Step 6: Final answer
    x = 650,111.99

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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.