Home / 965,336.30-1,448,004.45-404,312.30

Finding the Fourth Proportional to 965,336.30, 1,448,004.45 and 404,312.30

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Solution

The fourth proportional to 965,336.30, 1,448,004.45 and 404,312.30 is: 606,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,336.30 : 1,448,004.45 = 404,312.30 : x
  2. Step 2: Convert to fraction form
    965,336.30/1,448,004.45 = 404,312.30/x
  3. Step 3: Cross multiply
    965,336.30x = 1,448,004.45 × 404,312.30
  4. Step 4: Simplify right side
    965,336.30x = 585,446,009,589.74
  5. Step 5: Solve for x
    x = 585,446,009,589.74/965,336.30
  6. Step 6: Final answer
    x = 606,468.45

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Double scale
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Similar ratio
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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.