Home / 772,247.00-1,065,657.29-450,009.56

Finding the Fourth Proportional to 772,247.00, 1,065,657.29 and 450,009.56

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Solution

The fourth proportional to 772,247.00, 1,065,657.29 and 450,009.56 is: 620,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,247.00 : 1,065,657.29 = 450,009.56 : x
  2. Step 2: Convert to fraction form
    772,247.00/1,065,657.29 = 450,009.56/x
  3. Step 3: Cross multiply
    772,247.00x = 1,065,657.29 × 450,009.56
  4. Step 4: Simplify right side
    772,247.00x = 479,555,960,605.36
  5. Step 5: Solve for x
    x = 479,555,960,605.36/772,247.00
  6. Step 6: Final answer
    x = 620,987.80

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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.