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Finding the Fourth Proportional to 583,036.44, 804,594.78 and 328,363.80

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Solution

The fourth proportional to 583,036.44, 804,594.78 and 328,363.80 is: 453,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,036.44 : 804,594.78 = 328,363.80 : x
  2. Step 2: Convert to fraction form
    583,036.44/804,594.78 = 328,363.80/x
  3. Step 3: Cross multiply
    583,036.44x = 804,594.78 × 328,363.80
  4. Step 4: Simplify right side
    583,036.44x = 264,199,799,420.96
  5. Step 5: Solve for x
    x = 264,199,799,420.96/583,036.44
  6. Step 6: Final answer
    x = 453,144.57

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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.