Home / 1,009,704.32-1,393,395.92-550,828.68

Finding the Fourth Proportional to 1,009,704.32, 1,393,395.92 and 550,828.68

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Solution

The fourth proportional to 1,009,704.32, 1,393,395.92 and 550,828.68 is: 760,145.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,704.32 : 1,393,395.92 = 550,828.68 : x
  2. Step 2: Convert to fraction form
    1,009,704.32/1,393,395.92 = 550,828.68/x
  3. Step 3: Cross multiply
    1,009,704.32x = 1,393,395.92 × 550,828.68
  4. Step 4: Simplify right side
    1,009,704.32x = 767,522,435,330.99
  5. Step 5: Solve for x
    x = 767,522,435,330.99/1,009,704.32
  6. Step 6: Final answer
    x = 760,145.74

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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.