Home / 1,084,988.44-1,627,296.90-286,278.22

Finding the Fourth Proportional to 1,084,988.44, 1,627,296.90 and 286,278.22

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Solution

The fourth proportional to 1,084,988.44, 1,627,296.90 and 286,278.22 is: 429,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,988.44 : 1,627,296.90 = 286,278.22 : x
  2. Step 2: Convert to fraction form
    1,084,988.44/1,627,296.90 = 286,278.22/x
  3. Step 3: Cross multiply
    1,084,988.44x = 1,627,296.90 × 286,278.22
  4. Step 4: Simplify right side
    1,084,988.44x = 465,859,659,943.52
  5. Step 5: Solve for x
    x = 465,859,659,943.52/1,084,988.44
  6. Step 6: Final answer
    x = 429,368.32

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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.