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Finding the Third Proportional to 736,428 and 1,142,950.50

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Solution

The third proportional to 736,428 and 1,142,950.50 is: 1,773,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,428 : 1,142,950.50 = 1,142,950.50 : x
  2. Step 2: Convert to fraction form
    736,428/1,142,950.50 = 1,142,950.50/x
  3. Step 3: Cross multiply
    736,428x = 1,142,950.50 × 1,142,950.50
  4. Step 4: Simplify right side
    736,428x = 1,306,335,845,450.25
  5. Step 5: Solve for x
    x = 1,306,335,845,450.25/736,428
  6. Step 6: Final answer
    x = 1,773,881.28

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.