Home / 775,552.64-1,163,327.20-369,512.33

Finding the Fourth Proportional to 775,552.64, 1,163,327.20 and 369,512.33

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Solution

The fourth proportional to 775,552.64, 1,163,327.20 and 369,512.33 is: 554,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,552.64 : 1,163,327.20 = 369,512.33 : x
  2. Step 2: Convert to fraction form
    775,552.64/1,163,327.20 = 369,512.33/x
  3. Step 3: Cross multiply
    775,552.64x = 1,163,327.20 × 369,512.33
  4. Step 4: Simplify right side
    775,552.64x = 429,863,737,483.96
  5. Step 5: Solve for x
    x = 429,863,737,483.96/775,552.64
  6. Step 6: Final answer
    x = 554,267.65

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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.