Home / 705,878.76-1,058,881.59-200,444.70

Finding the Fourth Proportional to 705,878.76, 1,058,881.59 and 200,444.70

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Solution

The fourth proportional to 705,878.76, 1,058,881.59 and 200,444.70 is: 300,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,878.76 : 1,058,881.59 = 200,444.70 : x
  2. Step 2: Convert to fraction form
    705,878.76/1,058,881.59 = 200,444.70/x
  3. Step 3: Cross multiply
    705,878.76x = 1,058,881.59 × 200,444.70
  4. Step 4: Simplify right side
    705,878.76x = 212,247,202,643.07
  5. Step 5: Solve for x
    x = 212,247,202,643.07/705,878.76
  6. Step 6: Final answer
    x = 300,685.07

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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.