Home / 286,260.04-395,056.74-165,423.52

Finding the Fourth Proportional to 286,260.04, 395,056.74 and 165,423.52

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Solution

The fourth proportional to 286,260.04, 395,056.74 and 165,423.52 is: 228,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,260.04 : 395,056.74 = 165,423.52 : x
  2. Step 2: Convert to fraction form
    286,260.04/395,056.74 = 165,423.52/x
  3. Step 3: Cross multiply
    286,260.04x = 395,056.74 × 165,423.52
  4. Step 4: Simplify right side
    286,260.04x = 65,351,676,530.52
  5. Step 5: Solve for x
    x = 65,351,676,530.52/286,260.04
  6. Step 6: Final answer
    x = 228,294.79

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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.