Home / 965,306.20-1,448,477.70-404,397.40

Finding the Fourth Proportional to 965,306.20, 1,448,477.70 and 404,397.40

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Solution

The fourth proportional to 965,306.20, 1,448,477.70 and 404,397.40 is: 606,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,306.20 : 1,448,477.70 = 404,397.40 : x
  2. Step 2: Convert to fraction form
    965,306.20/1,448,477.70 = 404,397.40/x
  3. Step 3: Cross multiply
    965,306.20x = 1,448,477.70 × 404,397.40
  4. Step 4: Simplify right side
    965,306.20x = 585,760,615,837.98
  5. Step 5: Solve for x
    x = 585,760,615,837.98/965,306.20
  6. Step 6: Final answer
    x = 606,813.27

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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.