Home / 1,107,577.80-1,662,144.30-476,944.20

Finding the Fourth Proportional to 1,107,577.80, 1,662,144.30 and 476,944.20

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Solution

The fourth proportional to 1,107,577.80, 1,662,144.30 and 476,944.20 is: 715,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,577.80 : 1,662,144.30 = 476,944.20 : x
  2. Step 2: Convert to fraction form
    1,107,577.80/1,662,144.30 = 476,944.20/x
  3. Step 3: Cross multiply
    1,107,577.80x = 1,662,144.30 × 476,944.20
  4. Step 4: Simplify right side
    1,107,577.80x = 792,750,083,448.06
  5. Step 5: Solve for x
    x = 792,750,083,448.06/1,107,577.80
  6. Step 6: Final answer
    x = 715,751.15

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Double scale
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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.