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Finding the Fourth Proportional to 504,480.84, 756,342.18 and 238,089.66

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Solution

The fourth proportional to 504,480.84, 756,342.18 and 238,089.66 is: 356,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,480.84 : 756,342.18 = 238,089.66 : x
  2. Step 2: Convert to fraction form
    504,480.84/756,342.18 = 238,089.66/x
  3. Step 3: Cross multiply
    504,480.84x = 756,342.18 × 238,089.66
  4. Step 4: Simplify right side
    504,480.84x = 180,077,252,479.86
  5. Step 5: Solve for x
    x = 180,077,252,479.86/504,480.84
  6. Step 6: Final answer
    x = 356,955.58

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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.