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Finding the Third Proportional to 430,507.50 and 896,422.50

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Solution

The third proportional to 430,507.50 and 896,422.50 is: 1,866,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,507.50 : 896,422.50 = 896,422.50 : x
  2. Step 2: Convert to fraction form
    430,507.50/896,422.50 = 896,422.50/x
  3. Step 3: Cross multiply
    430,507.50x = 896,422.50 × 896,422.50
  4. Step 4: Simplify right side
    430,507.50x = 803,573,298,506.25
  5. Step 5: Solve for x
    x = 803,573,298,506.25/430,507.50
  6. Step 6: Final answer
    x = 1,866,572.12

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.