Home / 899,243.64-1,342,305.27-785,740.50

Finding the Fourth Proportional to 899,243.64, 1,342,305.27 and 785,740.50

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Solution

The fourth proportional to 899,243.64, 1,342,305.27 and 785,740.50 is: 1,172,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,243.64 : 1,342,305.27 = 785,740.50 : x
  2. Step 2: Convert to fraction form
    899,243.64/1,342,305.27 = 785,740.50/x
  3. Step 3: Cross multiply
    899,243.64x = 1,342,305.27 × 785,740.50
  4. Step 4: Simplify right side
    899,243.64x = 1,054,703,614,002.44
  5. Step 5: Solve for x
    x = 1,054,703,614,002.44/899,243.64
  6. Step 6: Final answer
    x = 1,172,878.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.