Home / 1,085,511.08-1,498,184.60-602,231.92

Finding the Fourth Proportional to 1,085,511.08, 1,498,184.60 and 602,231.92

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Solution

The fourth proportional to 1,085,511.08, 1,498,184.60 and 602,231.92 is: 831,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,511.08 : 1,498,184.60 = 602,231.92 : x
  2. Step 2: Convert to fraction form
    1,085,511.08/1,498,184.60 = 602,231.92/x
  3. Step 3: Cross multiply
    1,085,511.08x = 1,498,184.60 × 602,231.92
  4. Step 4: Simplify right side
    1,085,511.08x = 902,254,588,172.43
  5. Step 5: Solve for x
    x = 902,254,588,172.43/1,085,511.08
  6. Step 6: Final answer
    x = 831,179.53

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Double scale
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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.