Home / 904,987.38-1,248,848.37-502,605.30

Finding the Fourth Proportional to 904,987.38, 1,248,848.37 and 502,605.30

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Solution

The fourth proportional to 904,987.38, 1,248,848.37 and 502,605.30 is: 693,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,987.38 : 1,248,848.37 = 502,605.30 : x
  2. Step 2: Convert to fraction form
    904,987.38/1,248,848.37 = 502,605.30/x
  3. Step 3: Cross multiply
    904,987.38x = 1,248,848.37 × 502,605.30
  4. Step 4: Simplify right side
    904,987.38x = 627,677,809,658.36
  5. Step 5: Solve for x
    x = 627,677,809,658.36/904,987.38
  6. Step 6: Final answer
    x = 693,576.31

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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.