Home / 827,250.48-1,141,428.60-482,930.16

Finding the Fourth Proportional to 827,250.48, 1,141,428.60 and 482,930.16

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Solution

The fourth proportional to 827,250.48, 1,141,428.60 and 482,930.16 is: 666,340.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,250.48 : 1,141,428.60 = 482,930.16 : x
  2. Step 2: Convert to fraction form
    827,250.48/1,141,428.60 = 482,930.16/x
  3. Step 3: Cross multiply
    827,250.48x = 1,141,428.60 × 482,930.16
  4. Step 4: Simplify right side
    827,250.48x = 551,230,296,426.58
  5. Step 5: Solve for x
    x = 551,230,296,426.58/827,250.48
  6. Step 6: Final answer
    x = 666,340.26

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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.