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Finding the Fourth Proportional to 559,079.10, 771,508.08 and 341,651.34

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Solution

The fourth proportional to 559,079.10, 771,508.08 and 341,651.34 is: 471,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,079.10 : 771,508.08 = 341,651.34 : x
  2. Step 2: Convert to fraction form
    559,079.10/771,508.08 = 341,651.34/x
  3. Step 3: Cross multiply
    559,079.10x = 771,508.08 × 341,651.34
  4. Step 4: Simplify right side
    559,079.10x = 263,586,769,352.83
  5. Step 5: Solve for x
    x = 263,586,769,352.83/559,079.10
  6. Step 6: Final answer
    x = 471,465.97

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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.