Home / 702,946.70-1,054,420.05-668,540.30

Finding the Fourth Proportional to 702,946.70, 1,054,420.05 and 668,540.30

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Solution

The fourth proportional to 702,946.70, 1,054,420.05 and 668,540.30 is: 1,002,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,946.70 : 1,054,420.05 = 668,540.30 : x
  2. Step 2: Convert to fraction form
    702,946.70/1,054,420.05 = 668,540.30/x
  3. Step 3: Cross multiply
    702,946.70x = 1,054,420.05 × 668,540.30
  4. Step 4: Simplify right side
    702,946.70x = 704,922,296,553.02
  5. Step 5: Solve for x
    x = 704,922,296,553.02/702,946.70
  6. Step 6: Final answer
    x = 1,002,810.45

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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.