Home / 756,215.80-1,043,565.52-412,056.32

Finding the Fourth Proportional to 756,215.80, 1,043,565.52 and 412,056.32

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Solution

The fourth proportional to 756,215.80, 1,043,565.52 and 412,056.32 is: 568,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,215.80 : 1,043,565.52 = 412,056.32 : x
  2. Step 2: Convert to fraction form
    756,215.80/1,043,565.52 = 412,056.32/x
  3. Step 3: Cross multiply
    756,215.80x = 1,043,565.52 × 412,056.32
  4. Step 4: Simplify right side
    756,215.80x = 430,007,767,850.09
  5. Step 5: Solve for x
    x = 430,007,767,850.09/756,215.80
  6. Step 6: Final answer
    x = 568,631.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.