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Finding the Third Proportional to 630,342 and 943,285.50

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Solution

The third proportional to 630,342 and 943,285.50 is: 1,411,594.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,342 : 943,285.50 = 943,285.50 : x
  2. Step 2: Convert to fraction form
    630,342/943,285.50 = 943,285.50/x
  3. Step 3: Cross multiply
    630,342x = 943,285.50 × 943,285.50
  4. Step 4: Simplify right side
    630,342x = 889,787,534,510.25
  5. Step 5: Solve for x
    x = 889,787,534,510.25/630,342
  6. Step 6: Final answer
    x = 1,411,594.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.