Home / 835,990.86-1,154,145.56-550,341.30

Finding the Fourth Proportional to 835,990.86, 1,154,145.56 and 550,341.30

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Solution

The fourth proportional to 835,990.86, 1,154,145.56 and 550,341.30 is: 759,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,990.86 : 1,154,145.56 = 550,341.30 : x
  2. Step 2: Convert to fraction form
    835,990.86/1,154,145.56 = 550,341.30/x
  3. Step 3: Cross multiply
    835,990.86x = 1,154,145.56 × 550,341.30
  4. Step 4: Simplify right side
    835,990.86x = 635,173,965,127.92
  5. Step 5: Solve for x
    x = 635,173,965,127.92/835,990.86
  6. Step 6: Final answer
    x = 759,785.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.