Home / 702,922.70-1,054,384.05-668,516.30

Finding the Fourth Proportional to 702,922.70, 1,054,384.05 and 668,516.30

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Solution

The fourth proportional to 702,922.70, 1,054,384.05 and 668,516.30 is: 1,002,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,922.70 : 1,054,384.05 = 668,516.30 : x
  2. Step 2: Convert to fraction form
    702,922.70/1,054,384.05 = 668,516.30/x
  3. Step 3: Cross multiply
    702,922.70x = 1,054,384.05 × 668,516.30
  4. Step 4: Simplify right side
    702,922.70x = 704,872,923,885.02
  5. Step 5: Solve for x
    x = 704,872,923,885.02/702,922.70
  6. Step 6: Final answer
    x = 1,002,774.45

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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.