Home / 1,084,232.12-1,626,428.07-285,508.13

Finding the Fourth Proportional to 1,084,232.12, 1,626,428.07 and 285,508.13

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Solution

The fourth proportional to 1,084,232.12, 1,626,428.07 and 285,508.13 is: 428,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,232.12 : 1,626,428.07 = 285,508.13 : x
  2. Step 2: Convert to fraction form
    1,084,232.12/1,626,428.07 = 285,508.13/x
  3. Step 3: Cross multiply
    1,084,232.12x = 1,626,428.07 × 285,508.13
  4. Step 4: Simplify right side
    1,084,232.12x = 464,358,428,713.07
  5. Step 5: Solve for x
    x = 464,358,428,713.07/1,084,232.12
  6. Step 6: Final answer
    x = 428,283.23

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Double scale
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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.