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Finding the Fourth Proportional to 559,319.02, 771,838.43 and 341,891.71

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Solution

The fourth proportional to 559,319.02, 771,838.43 and 341,891.71 is: 471,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,319.02 : 771,838.43 = 341,891.71 : x
  2. Step 2: Convert to fraction form
    559,319.02/771,838.43 = 341,891.71/x
  3. Step 3: Cross multiply
    559,319.02x = 771,838.43 × 341,891.71
  4. Step 4: Simplify right side
    559,319.02x = 263,885,157,037.36
  5. Step 5: Solve for x
    x = 263,885,157,037.36/559,319.02
  6. Step 6: Final answer
    x = 471,797.22

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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.