Home / 892,132.16-1,231,164.48-484,250.98

Finding the Fourth Proportional to 892,132.16, 1,231,164.48 and 484,250.98

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Solution

The fourth proportional to 892,132.16, 1,231,164.48 and 484,250.98 is: 668,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,132.16 : 1,231,164.48 = 484,250.98 : x
  2. Step 2: Convert to fraction form
    892,132.16/1,231,164.48 = 484,250.98/x
  3. Step 3: Cross multiply
    892,132.16x = 1,231,164.48 × 484,250.98
  4. Step 4: Simplify right side
    892,132.16x = 596,192,605,981.19
  5. Step 5: Solve for x
    x = 596,192,605,981.19/892,132.16
  6. Step 6: Final answer
    x = 668,278.35

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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.