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Finding the Fourth Proportional to 652,048.53, 978,079.59 and 178,733.94

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Solution

The fourth proportional to 652,048.53, 978,079.59 and 178,733.94 is: 268,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,048.53 : 978,079.59 = 178,733.94 : x
  2. Step 2: Convert to fraction form
    652,048.53/978,079.59 = 178,733.94/x
  3. Step 3: Cross multiply
    652,048.53x = 978,079.59 × 178,733.94
  4. Step 4: Simplify right side
    652,048.53x = 174,816,018,754.29
  5. Step 5: Solve for x
    x = 174,816,018,754.29/652,048.53
  6. Step 6: Final answer
    x = 268,102.77

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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.