Home / 737,845.11-1,018,228.25-427,807.89

Finding the Fourth Proportional to 737,845.11, 1,018,228.25 and 427,807.89

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Solution

The fourth proportional to 737,845.11, 1,018,228.25 and 427,807.89 is: 590,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,845.11 : 1,018,228.25 = 427,807.89 : x
  2. Step 2: Convert to fraction form
    737,845.11/1,018,228.25 = 427,807.89/x
  3. Step 3: Cross multiply
    737,845.11x = 1,018,228.25 × 427,807.89
  4. Step 4: Simplify right side
    737,845.11x = 435,606,080,240.41
  5. Step 5: Solve for x
    x = 435,606,080,240.41/737,845.11
  6. Step 6: Final answer
    x = 590,376.05

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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.