Home / 1,043,762.40-1,565,789.40-444,718.80

Finding the Fourth Proportional to 1,043,762.40, 1,565,789.40 and 444,718.80

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Solution

The fourth proportional to 1,043,762.40, 1,565,789.40 and 444,718.80 is: 667,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,762.40 : 1,565,789.40 = 444,718.80 : x
  2. Step 2: Convert to fraction form
    1,043,762.40/1,565,789.40 = 444,718.80/x
  3. Step 3: Cross multiply
    1,043,762.40x = 1,565,789.40 × 444,718.80
  4. Step 4: Simplify right side
    1,043,762.40x = 696,335,983,020.72
  5. Step 5: Solve for x
    x = 696,335,983,020.72/1,043,762.40
  6. Step 6: Final answer
    x = 667,140.32

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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.