Home / 683,322.80-1,024,987.84-448,154.68

Finding the Fourth Proportional to 683,322.80, 1,024,987.84 and 448,154.68

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Solution

The fourth proportional to 683,322.80, 1,024,987.84 and 448,154.68 is: 672,234.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,322.80 : 1,024,987.84 = 448,154.68 : x
  2. Step 2: Convert to fraction form
    683,322.80/1,024,987.84 = 448,154.68/x
  3. Step 3: Cross multiply
    683,322.80x = 1,024,987.84 × 448,154.68
  4. Step 4: Simplify right side
    683,322.80x = 459,353,097,439.09
  5. Step 5: Solve for x
    x = 459,353,097,439.09/683,322.80
  6. Step 6: Final answer
    x = 672,234.41

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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.