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Finding the Fourth Proportional to 559,380.29, 772,000.56 and 341,576.96

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Solution

The fourth proportional to 559,380.29, 772,000.56 and 341,576.96 is: 471,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,380.29 : 772,000.56 = 341,576.96 : x
  2. Step 2: Convert to fraction form
    559,380.29/772,000.56 = 341,576.96/x
  3. Step 3: Cross multiply
    559,380.29x = 772,000.56 × 341,576.96
  4. Step 4: Simplify right side
    559,380.29x = 263,697,602,695.21
  5. Step 5: Solve for x
    x = 263,697,602,695.21/559,380.29
  6. Step 6: Final answer
    x = 471,410.25

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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.