Home / 738,079.44-1,106,222.44-400,319.16

Finding the Fourth Proportional to 738,079.44, 1,106,222.44 and 400,319.16

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Solution

The fourth proportional to 738,079.44, 1,106,222.44 and 400,319.16 is: 599,992.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,079.44 : 1,106,222.44 = 400,319.16 : x
  2. Step 2: Convert to fraction form
    738,079.44/1,106,222.44 = 400,319.16/x
  3. Step 3: Cross multiply
    738,079.44x = 1,106,222.44 × 400,319.16
  4. Step 4: Simplify right side
    738,079.44x = 442,842,037,953.95
  5. Step 5: Solve for x
    x = 442,842,037,953.95/738,079.44
  6. Step 6: Final answer
    x = 599,992.38

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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.