Home / 902,468.10-1,245,076.47-539,902.38

Finding the Fourth Proportional to 902,468.10, 1,245,076.47 and 539,902.38

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Solution

The fourth proportional to 902,468.10, 1,245,076.47 and 539,902.38 is: 744,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,468.10 : 1,245,076.47 = 539,902.38 : x
  2. Step 2: Convert to fraction form
    902,468.10/1,245,076.47 = 539,902.38/x
  3. Step 3: Cross multiply
    902,468.10x = 1,245,076.47 × 539,902.38
  4. Step 4: Simplify right side
    902,468.10x = 672,219,749,435.00
  5. Step 5: Solve for x
    x = 672,219,749,435.00/902,468.10
  6. Step 6: Final answer
    x = 744,868.16

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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.