Home / 770,599.32-1,063,468.38-431,047.32

Finding the Fourth Proportional to 770,599.32, 1,063,468.38 and 431,047.32

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Solution

The fourth proportional to 770,599.32, 1,063,468.38 and 431,047.32 is: 594,868.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,599.32 : 1,063,468.38 = 431,047.32 : x
  2. Step 2: Convert to fraction form
    770,599.32/1,063,468.38 = 431,047.32/x
  3. Step 3: Cross multiply
    770,599.32x = 1,063,468.38 × 431,047.32
  4. Step 4: Simplify right side
    770,599.32x = 458,405,195,103.74
  5. Step 5: Solve for x
    x = 458,405,195,103.74/770,599.32
  6. Step 6: Final answer
    x = 594,868.41

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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.