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Finding the Fourth Proportional to 577,119.13, 796,935.07 and 359,698.87

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Solution

The fourth proportional to 577,119.13, 796,935.07 and 359,698.87 is: 496,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,119.13 : 796,935.07 = 359,698.87 : x
  2. Step 2: Convert to fraction form
    577,119.13/796,935.07 = 359,698.87/x
  3. Step 3: Cross multiply
    577,119.13x = 796,935.07 × 359,698.87
  4. Step 4: Simplify right side
    577,119.13x = 286,656,640,157.70
  5. Step 5: Solve for x
    x = 286,656,640,157.70/577,119.13
  6. Step 6: Final answer
    x = 496,702.72

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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.