Home / 695,422.80-1,042,291.80-295,223.40

Finding the Fourth Proportional to 695,422.80, 1,042,291.80 and 295,223.40

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Solution

The fourth proportional to 695,422.80, 1,042,291.80 and 295,223.40 is: 442,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,422.80 : 1,042,291.80 = 295,223.40 : x
  2. Step 2: Convert to fraction form
    695,422.80/1,042,291.80 = 295,223.40/x
  3. Step 3: Cross multiply
    695,422.80x = 1,042,291.80 × 295,223.40
  4. Step 4: Simplify right side
    695,422.80x = 307,708,928,988.12
  5. Step 5: Solve for x
    x = 307,708,928,988.12/695,422.80
  6. Step 6: Final answer
    x = 442,477.48

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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.