Home / 286,259.04-395,055.36-165,422.52

Finding the Fourth Proportional to 286,259.04, 395,055.36 and 165,422.52

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Solution

The fourth proportional to 286,259.04, 395,055.36 and 165,422.52 is: 228,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,259.04 : 395,055.36 = 165,422.52 : x
  2. Step 2: Convert to fraction form
    286,259.04/395,055.36 = 165,422.52/x
  3. Step 3: Cross multiply
    286,259.04x = 395,055.36 × 165,422.52
  4. Step 4: Simplify right side
    286,259.04x = 65,351,053,190.71
  5. Step 5: Solve for x
    x = 65,351,053,190.71/286,259.04
  6. Step 6: Final answer
    x = 228,293.41

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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.