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Finding the Third Proportional to 560,877.50 and 787,005.50

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Solution

The third proportional to 560,877.50 and 787,005.50 is: 1,104,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,877.50 : 787,005.50 = 787,005.50 : x
  2. Step 2: Convert to fraction form
    560,877.50/787,005.50 = 787,005.50/x
  3. Step 3: Cross multiply
    560,877.50x = 787,005.50 × 787,005.50
  4. Step 4: Simplify right side
    560,877.50x = 619,377,657,030.25
  5. Step 5: Solve for x
    x = 619,377,657,030.25/560,877.50
  6. Step 6: Final answer
    x = 1,104,301.13

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.