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Finding the Fourth Proportional to 604,264.81, 833,891.02 and 328,625.28

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Solution

The fourth proportional to 604,264.81, 833,891.02 and 328,625.28 is: 453,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,264.81 : 833,891.02 = 328,625.28 : x
  2. Step 2: Convert to fraction form
    604,264.81/833,891.02 = 328,625.28/x
  3. Step 3: Cross multiply
    604,264.81x = 833,891.02 × 328,625.28
  4. Step 4: Simplify right side
    604,264.81x = 274,037,669,936.99
  5. Step 5: Solve for x
    x = 274,037,669,936.99/604,264.81
  6. Step 6: Final answer
    x = 453,505.92

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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.