Home / 845,177.76-1,166,377.08-482,604.72

Finding the Fourth Proportional to 845,177.76, 1,166,377.08 and 482,604.72

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Solution

The fourth proportional to 845,177.76, 1,166,377.08 and 482,604.72 is: 666,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,177.76 : 1,166,377.08 = 482,604.72 : x
  2. Step 2: Convert to fraction form
    845,177.76/1,166,377.08 = 482,604.72/x
  3. Step 3: Cross multiply
    845,177.76x = 1,166,377.08 × 482,604.72
  4. Step 4: Simplify right side
    845,177.76x = 562,899,084,107.82
  5. Step 5: Solve for x
    x = 562,899,084,107.82/845,177.76
  6. Step 6: Final answer
    x = 666,012.66

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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.