Home / 926,418.80-1,389,498.60-295,396.40

Finding the Fourth Proportional to 926,418.80, 1,389,498.60 and 295,396.40

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Solution

The fourth proportional to 926,418.80, 1,389,498.60 and 295,396.40 is: 443,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,418.80 : 1,389,498.60 = 295,396.40 : x
  2. Step 2: Convert to fraction form
    926,418.80/1,389,498.60 = 295,396.40/x
  3. Step 3: Cross multiply
    926,418.80x = 1,389,498.60 × 295,396.40
  4. Step 4: Simplify right side
    926,418.80x = 410,452,884,245.04
  5. Step 5: Solve for x
    x = 410,452,884,245.04/926,418.80
  6. Step 6: Final answer
    x = 443,053.28

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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.