Home / 705,424.01-1,058,416.37-225,725.70

Finding the Fourth Proportional to 705,424.01, 1,058,416.37 and 225,725.70

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Solution

The fourth proportional to 705,424.01, 1,058,416.37 and 225,725.70 is: 338,678.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,424.01 : 1,058,416.37 = 225,725.70 : x
  2. Step 2: Convert to fraction form
    705,424.01/1,058,416.37 = 225,725.70/x
  3. Step 3: Cross multiply
    705,424.01x = 1,058,416.37 × 225,725.70
  4. Step 4: Simplify right side
    705,424.01x = 238,911,774,881.08
  5. Step 5: Solve for x
    x = 238,911,774,881.08/705,424.01
  6. Step 6: Final answer
    x = 338,678.26

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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.