Home / 740,168.25-1,110,028.88-384,988.52

Finding the Fourth Proportional to 740,168.25, 1,110,028.88 and 384,988.52

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Solution

The fourth proportional to 740,168.25, 1,110,028.88 and 384,988.52 is: 577,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,168.25 : 1,110,028.88 = 384,988.52 : x
  2. Step 2: Convert to fraction form
    740,168.25/1,110,028.88 = 384,988.52/x
  3. Step 3: Cross multiply
    740,168.25x = 1,110,028.88 × 384,988.52
  4. Step 4: Simplify right side
    740,168.25x = 427,348,368,193.37
  5. Step 5: Solve for x
    x = 427,348,368,193.37/740,168.25
  6. Step 6: Final answer
    x = 577,366.52

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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.