Home / 782,582.72-1,174,042.35-242,827.77

Finding the Fourth Proportional to 782,582.72, 1,174,042.35 and 242,827.77

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Solution

The fourth proportional to 782,582.72, 1,174,042.35 and 242,827.77 is: 364,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,582.72 : 1,174,042.35 = 242,827.77 : x
  2. Step 2: Convert to fraction form
    782,582.72/1,174,042.35 = 242,827.77/x
  3. Step 3: Cross multiply
    782,582.72x = 1,174,042.35 × 242,827.77
  4. Step 4: Simplify right side
    782,582.72x = 285,090,090,138.72
  5. Step 5: Solve for x
    x = 285,090,090,138.72/782,582.72
  6. Step 6: Final answer
    x = 364,293.88

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Double scale
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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.