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Finding the Fourth Proportional to 449,597.16, 674,434.62 and 183,376.08

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Solution

The fourth proportional to 449,597.16, 674,434.62 and 183,376.08 is: 275,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,597.16 : 674,434.62 = 183,376.08 : x
  2. Step 2: Convert to fraction form
    449,597.16/674,434.62 = 183,376.08/x
  3. Step 3: Cross multiply
    449,597.16x = 674,434.62 × 183,376.08
  4. Step 4: Simplify right side
    449,597.16x = 123,675,176,831.89
  5. Step 5: Solve for x
    x = 123,675,176,831.89/449,597.16
  6. Step 6: Final answer
    x = 275,079.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.