Home / 966,215.20-1,448,804.40-404,615.20

Finding the Fourth Proportional to 966,215.20, 1,448,804.40 and 404,615.20

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Solution

The fourth proportional to 966,215.20, 1,448,804.40 and 404,615.20 is: 606,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,215.20 : 1,448,804.40 = 404,615.20 : x
  2. Step 2: Convert to fraction form
    966,215.20/1,448,804.40 = 404,615.20/x
  3. Step 3: Cross multiply
    966,215.20x = 1,448,804.40 × 404,615.20
  4. Step 4: Simplify right side
    966,215.20x = 586,208,282,066.88
  5. Step 5: Solve for x
    x = 586,208,282,066.88/966,215.20
  6. Step 6: Final answer
    x = 606,705.71

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1.5x scale

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.