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Finding the Third Proportional to 357,550.88 and 530,141.63

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Solution

The third proportional to 357,550.88 and 530,141.63 is: 786,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,550.88 : 530,141.63 = 530,141.63 : x
  2. Step 2: Convert to fraction form
    357,550.88/530,141.63 = 530,141.63/x
  3. Step 3: Cross multiply
    357,550.88x = 530,141.63 × 530,141.63
  4. Step 4: Simplify right side
    357,550.88x = 281,050,142,557.64
  5. Step 5: Solve for x
    x = 281,050,142,557.64/357,550.88
  6. Step 6: Final answer
    x = 786,042.39

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.