Home / 830,850.66-1,146,578.93-463,351.03

Finding the Fourth Proportional to 830,850.66, 1,146,578.93 and 463,351.03

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Solution

The fourth proportional to 830,850.66, 1,146,578.93 and 463,351.03 is: 639,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,850.66 : 1,146,578.93 = 463,351.03 : x
  2. Step 2: Convert to fraction form
    830,850.66/1,146,578.93 = 463,351.03/x
  3. Step 3: Cross multiply
    830,850.66x = 1,146,578.93 × 463,351.03
  4. Step 4: Simplify right side
    830,850.66x = 531,268,528,191.80
  5. Step 5: Solve for x
    x = 531,268,528,191.80/830,850.66
  6. Step 6: Final answer
    x = 639,427.22

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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.