Home / 705,324-1,057,848.24-225,423.07

Finding the Fourth Proportional to 705,324, 1,057,848.24 and 225,423.07

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Solution

The fourth proportional to 705,324, 1,057,848.24 and 225,423.07 is: 338,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,324 : 1,057,848.24 = 225,423.07 : x
  2. Step 2: Convert to fraction form
    705,324/1,057,848.24 = 225,423.07/x
  3. Step 3: Cross multiply
    705,324x = 1,057,848.24 × 225,423.07
  4. Step 4: Simplify right side
    705,324x = 238,463,398,331.87
  5. Step 5: Solve for x
    x = 238,463,398,331.87/705,324
  6. Step 6: Final answer
    x = 338,090.58

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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.