Home / 598,705.43-897,581.25-345,698.69

Finding the Fourth Proportional to 598,705.43, 897,581.25 and 345,698.69

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Solution

The fourth proportional to 598,705.43, 897,581.25 and 345,698.69 is: 518,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,705.43 : 897,581.25 = 345,698.69 : x
  2. Step 2: Convert to fraction form
    598,705.43/897,581.25 = 345,698.69/x
  3. Step 3: Cross multiply
    598,705.43x = 897,581.25 × 345,698.69
  4. Step 4: Simplify right side
    598,705.43x = 310,292,657,805.66
  5. Step 5: Solve for x
    x = 310,292,657,805.66/598,705.43
  6. Step 6: Final answer
    x = 518,272.67

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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.