Home / 734,824.92-1,102,307.08-285,580.46

Finding the Fourth Proportional to 734,824.92, 1,102,307.08 and 285,580.46

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Solution

The fourth proportional to 734,824.92, 1,102,307.08 and 285,580.46 is: 428,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,824.92 : 1,102,307.08 = 285,580.46 : x
  2. Step 2: Convert to fraction form
    734,824.92/1,102,307.08 = 285,580.46/x
  3. Step 3: Cross multiply
    734,824.92x = 1,102,307.08 × 285,580.46
  4. Step 4: Simplify right side
    734,824.92x = 314,797,362,967.66
  5. Step 5: Solve for x
    x = 314,797,362,967.66/734,824.92
  6. Step 6: Final answer
    x = 428,397.78

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1.5x scale

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.