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Finding the Fourth Proportional to 604,282.29, 833,915.12 and 328,642.71

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Solution

The fourth proportional to 604,282.29, 833,915.12 and 328,642.71 is: 453,529.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,282.29 : 833,915.12 = 328,642.71 : x
  2. Step 2: Convert to fraction form
    604,282.29/833,915.12 = 328,642.71/x
  3. Step 3: Cross multiply
    604,282.29x = 833,915.12 × 328,642.71
  4. Step 4: Simplify right side
    604,282.29x = 274,060,123,303.56
  5. Step 5: Solve for x
    x = 274,060,123,303.56/604,282.29
  6. Step 6: Final answer
    x = 453,529.96

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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.