Home / 772,210.26-1,158,750.36-603,256.61

Finding the Fourth Proportional to 772,210.26, 1,158,750.36 and 603,256.61

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Solution

The fourth proportional to 772,210.26, 1,158,750.36 and 603,256.61 is: 905,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,210.26 : 1,158,750.36 = 603,256.61 : x
  2. Step 2: Convert to fraction form
    772,210.26/1,158,750.36 = 603,256.61/x
  3. Step 3: Cross multiply
    772,210.26x = 1,158,750.36 × 603,256.61
  4. Step 4: Simplify right side
    772,210.26x = 699,023,816,906.76
  5. Step 5: Solve for x
    x = 699,023,816,906.76/772,210.26
  6. Step 6: Final answer
    x = 905,224.72

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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.