Home / 583,054.45-804,579.71-321,398.26

Finding the Fourth Proportional to 583,054.45, 804,579.71 and 321,398.26

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Solution

The fourth proportional to 583,054.45, 804,579.71 and 321,398.26 is: 443,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,054.45 : 804,579.71 = 321,398.26 : x
  2. Step 2: Convert to fraction form
    583,054.45/804,579.71 = 321,398.26/x
  3. Step 3: Cross multiply
    583,054.45x = 804,579.71 × 321,398.26
  4. Step 4: Simplify right side
    583,054.45x = 258,590,515,206.86
  5. Step 5: Solve for x
    x = 258,590,515,206.86/583,054.45
  6. Step 6: Final answer
    x = 443,510.06

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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.