Home / 965,730.40-1,448,336.40-404,648.80

Finding the Fourth Proportional to 965,730.40, 1,448,336.40 and 404,648.80

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Solution

The fourth proportional to 965,730.40, 1,448,336.40 and 404,648.80 is: 606,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,730.40 : 1,448,336.40 = 404,648.80 : x
  2. Step 2: Convert to fraction form
    965,730.40/1,448,336.40 = 404,648.80/x
  3. Step 3: Cross multiply
    965,730.40x = 1,448,336.40 × 404,648.80
  4. Step 4: Simplify right side
    965,730.40x = 586,067,586,256.32
  5. Step 5: Solve for x
    x = 586,067,586,256.32/965,730.40
  6. Step 6: Final answer
    x = 606,864.59

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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.