Home / 893,424.96-1,340,387.55-361,319.64

Finding the Fourth Proportional to 893,424.96, 1,340,387.55 and 361,319.64

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Solution

The fourth proportional to 893,424.96, 1,340,387.55 and 361,319.64 is: 542,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,424.96 : 1,340,387.55 = 361,319.64 : x
  2. Step 2: Convert to fraction form
    893,424.96/1,340,387.55 = 361,319.64/x
  3. Step 3: Cross multiply
    893,424.96x = 1,340,387.55 × 361,319.64
  4. Step 4: Simplify right side
    893,424.96x = 484,308,347,026.48
  5. Step 5: Solve for x
    x = 484,308,347,026.48/893,424.96
  6. Step 6: Final answer
    x = 542,080.61

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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.