Home / 286,588.24-395,460.37-165,711.24

Finding the Fourth Proportional to 286,588.24, 395,460.37 and 165,711.24

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Solution

The fourth proportional to 286,588.24, 395,460.37 and 165,711.24 is: 228,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,588.24 : 395,460.37 = 165,711.24 : x
  2. Step 2: Convert to fraction form
    286,588.24/395,460.37 = 165,711.24/x
  3. Step 3: Cross multiply
    286,588.24x = 395,460.37 × 165,711.24
  4. Step 4: Simplify right side
    286,588.24x = 65,532,226,306.26
  5. Step 5: Solve for x
    x = 65,532,226,306.26/286,588.24
  6. Step 6: Final answer
    x = 228,663.35

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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.