Home / 830,815.44-1,146,523.32-448,841.04

Finding the Fourth Proportional to 830,815.44, 1,146,523.32 and 448,841.04

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Solution

The fourth proportional to 830,815.44, 1,146,523.32 and 448,841.04 is: 619,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,815.44 : 1,146,523.32 = 448,841.04 : x
  2. Step 2: Convert to fraction form
    830,815.44/1,146,523.32 = 448,841.04/x
  3. Step 3: Cross multiply
    830,815.44x = 1,146,523.32 × 448,841.04
  4. Step 4: Simplify right side
    830,815.44x = 514,606,719,333.05
  5. Step 5: Solve for x
    x = 514,606,719,333.05/830,815.44
  6. Step 6: Final answer
    x = 619,399.56

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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.