Home / 589,305.80-883,440.30-352,742.60

Finding the Fourth Proportional to 589,305.80, 883,440.30 and 352,742.60

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Solution

The fourth proportional to 589,305.80, 883,440.30 and 352,742.60 is: 528,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,305.80 : 883,440.30 = 352,742.60 : x
  2. Step 2: Convert to fraction form
    589,305.80/883,440.30 = 352,742.60/x
  3. Step 3: Cross multiply
    589,305.80x = 883,440.30 × 352,742.60
  4. Step 4: Simplify right side
    589,305.80x = 311,627,028,366.78
  5. Step 5: Solve for x
    x = 311,627,028,366.78/589,305.80
  6. Step 6: Final answer
    x = 528,803.60

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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.