Home / 736,086.82-1,104,128.88-230,686.51

Finding the Fourth Proportional to 736,086.82, 1,104,128.88 and 230,686.51

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Solution

The fourth proportional to 736,086.82, 1,104,128.88 and 230,686.51 is: 346,029.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,086.82 : 1,104,128.88 = 230,686.51 : x
  2. Step 2: Convert to fraction form
    736,086.82/1,104,128.88 = 230,686.51/x
  3. Step 3: Cross multiply
    736,086.82x = 1,104,128.88 × 230,686.51
  4. Step 4: Simplify right side
    736,086.82x = 254,707,637,917.41
  5. Step 5: Solve for x
    x = 254,707,637,917.41/736,086.82
  6. Step 6: Final answer
    x = 346,029.34

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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.