Home / 734,468.84-1,013,307.06-479,967.56

Finding the Fourth Proportional to 734,468.84, 1,013,307.06 and 479,967.56

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Solution

The fourth proportional to 734,468.84, 1,013,307.06 and 479,967.56 is: 662,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,468.84 : 1,013,307.06 = 479,967.56 : x
  2. Step 2: Convert to fraction form
    734,468.84/1,013,307.06 = 479,967.56/x
  3. Step 3: Cross multiply
    734,468.84x = 1,013,307.06 × 479,967.56
  4. Step 4: Simplify right side
    734,468.84x = 486,354,517,118.97
  5. Step 5: Solve for x
    x = 486,354,517,118.97/734,468.84
  6. Step 6: Final answer
    x = 662,185.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.