Home / 904,985.88-1,248,846.30-502,603.80

Finding the Fourth Proportional to 904,985.88, 1,248,846.30 and 502,603.80

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Solution

The fourth proportional to 904,985.88, 1,248,846.30 and 502,603.80 is: 693,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,985.88 : 1,248,846.30 = 502,603.80 : x
  2. Step 2: Convert to fraction form
    904,985.88/1,248,846.30 = 502,603.80/x
  3. Step 3: Cross multiply
    904,985.88x = 1,248,846.30 × 502,603.80
  4. Step 4: Simplify right side
    904,985.88x = 627,674,895,995.94
  5. Step 5: Solve for x
    x = 627,674,895,995.94/904,985.88
  6. Step 6: Final answer
    x = 693,574.24

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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.