Home / 821,946.02-1,232,802.59-282,193.47

Finding the Fourth Proportional to 821,946.02, 1,232,802.59 and 282,193.47

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Solution

The fourth proportional to 821,946.02, 1,232,802.59 and 282,193.47 is: 423,250.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,946.02 : 1,232,802.59 = 282,193.47 : x
  2. Step 2: Convert to fraction form
    821,946.02/1,232,802.59 = 282,193.47/x
  3. Step 3: Cross multiply
    821,946.02x = 1,232,802.59 × 282,193.47
  4. Step 4: Simplify right side
    821,946.02x = 347,888,839,286.12
  5. Step 5: Solve for x
    x = 347,888,839,286.12/821,946.02
  6. Step 6: Final answer
    x = 423,250.23

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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.