Home / 790,092.76-1,090,319.82-427,508.62

Finding the Fourth Proportional to 790,092.76, 1,090,319.82 and 427,508.62

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Solution

The fourth proportional to 790,092.76, 1,090,319.82 and 427,508.62 is: 589,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,092.76 : 1,090,319.82 = 427,508.62 : x
  2. Step 2: Convert to fraction form
    790,092.76/1,090,319.82 = 427,508.62/x
  3. Step 3: Cross multiply
    790,092.76x = 1,090,319.82 × 427,508.62
  4. Step 4: Simplify right side
    790,092.76x = 466,121,121,606.85
  5. Step 5: Solve for x
    x = 466,121,121,606.85/790,092.76
  6. Step 6: Final answer
    x = 589,957.46

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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.