Home / 389,721.16-584,844.18-176,546.98

Finding the Fourth Proportional to 389,721.16, 584,844.18 and 176,546.98

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Solution

The fourth proportional to 389,721.16, 584,844.18 and 176,546.98 is: 264,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,721.16 : 584,844.18 = 176,546.98 : x
  2. Step 2: Convert to fraction form
    389,721.16/584,844.18 = 176,546.98/x
  3. Step 3: Cross multiply
    389,721.16x = 584,844.18 × 176,546.98
  4. Step 4: Simplify right side
    389,721.16x = 103,252,473,749.58
  5. Step 5: Solve for x
    x = 103,252,473,749.58/389,721.16
  6. Step 6: Final answer
    x = 264,939.36

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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.