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Finding the Fourth Proportional to 583,225.20, 804,898.62 and 328,593.60

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Solution

The fourth proportional to 583,225.20, 804,898.62 and 328,593.60 is: 453,486.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,225.20 : 804,898.62 = 328,593.60 : x
  2. Step 2: Convert to fraction form
    583,225.20/804,898.62 = 328,593.60/x
  3. Step 3: Cross multiply
    583,225.20x = 804,898.62 × 328,593.60
  4. Step 4: Simplify right side
    583,225.20x = 264,484,535,180.83
  5. Step 5: Solve for x
    x = 264,484,535,180.83/583,225.20
  6. Step 6: Final answer
    x = 453,486.12

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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.