Home / 648,131.42-972,079.58-174,706.07

Finding the Fourth Proportional to 648,131.42, 972,079.58 and 174,706.07

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Solution

The fourth proportional to 648,131.42, 972,079.58 and 174,706.07 is: 262,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,131.42 : 972,079.58 = 174,706.07 : x
  2. Step 2: Convert to fraction form
    648,131.42/972,079.58 = 174,706.07/x
  3. Step 3: Cross multiply
    648,131.42x = 972,079.58 × 174,706.07
  4. Step 4: Simplify right side
    648,131.42x = 169,828,198,725.42
  5. Step 5: Solve for x
    x = 169,828,198,725.42/648,131.42
  6. Step 6: Final answer
    x = 262,027.41

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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.