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Finding the Fourth Proportional to 637,653.06, 879,952.57 and 362,008.41

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Solution

The fourth proportional to 637,653.06, 879,952.57 and 362,008.41 is: 499,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,653.06 : 879,952.57 = 362,008.41 : x
  2. Step 2: Convert to fraction form
    637,653.06/879,952.57 = 362,008.41/x
  3. Step 3: Cross multiply
    637,653.06x = 879,952.57 × 362,008.41
  4. Step 4: Simplify right side
    637,653.06x = 318,550,233,522.30
  5. Step 5: Solve for x
    x = 318,550,233,522.30/637,653.06
  6. Step 6: Final answer
    x = 499,566.70

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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.