Home / 293,916.47-440,505.81-158,975.12

Finding the Fourth Proportional to 293,916.47, 440,505.81 and 158,975.12

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Solution

The fourth proportional to 293,916.47, 440,505.81 and 158,975.12 is: 238,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,916.47 : 440,505.81 = 158,975.12 : x
  2. Step 2: Convert to fraction form
    293,916.47/440,505.81 = 158,975.12/x
  3. Step 3: Cross multiply
    293,916.47x = 440,505.81 × 158,975.12
  4. Step 4: Simplify right side
    293,916.47x = 70,029,464,005.45
  5. Step 5: Solve for x
    x = 70,029,464,005.45/293,916.47
  6. Step 6: Final answer
    x = 238,263.15

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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.