Home / 702,936.30-1,054,404.45-670,277.10

Finding the Fourth Proportional to 702,936.30, 1,054,404.45 and 670,277.10

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Solution

The fourth proportional to 702,936.30, 1,054,404.45 and 670,277.10 is: 1,005,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,936.30 : 1,054,404.45 = 670,277.10 : x
  2. Step 2: Convert to fraction form
    702,936.30/1,054,404.45 = 670,277.10/x
  3. Step 3: Cross multiply
    702,936.30x = 1,054,404.45 × 670,277.10
  4. Step 4: Simplify right side
    702,936.30x = 706,743,156,973.10
  5. Step 5: Solve for x
    x = 706,743,156,973.10/702,936.30
  6. Step 6: Final answer
    x = 1,005,415.65

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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.