Home / 732,063.45-1,010,257.88-421,794.56

Finding the Fourth Proportional to 732,063.45, 1,010,257.88 and 421,794.56

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Solution

The fourth proportional to 732,063.45, 1,010,257.88 and 421,794.56 is: 582,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,063.45 : 1,010,257.88 = 421,794.56 : x
  2. Step 2: Convert to fraction form
    732,063.45/1,010,257.88 = 421,794.56/x
  3. Step 3: Cross multiply
    732,063.45x = 1,010,257.88 × 421,794.56
  4. Step 4: Simplify right side
    732,063.45x = 426,121,277,981.13
  5. Step 5: Solve for x
    x = 426,121,277,981.13/732,063.45
  6. Step 6: Final answer
    x = 582,082.44

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1.5x scale

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.