Home / 1,059,903.60-1,589,308.20-311,852.40

Finding the Fourth Proportional to 1,059,903.60, 1,589,308.20 and 311,852.40

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Solution

The fourth proportional to 1,059,903.60, 1,589,308.20 and 311,852.40 is: 467,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,903.60 : 1,589,308.20 = 311,852.40 : x
  2. Step 2: Convert to fraction form
    1,059,903.60/1,589,308.20 = 311,852.40/x
  3. Step 3: Cross multiply
    1,059,903.60x = 1,589,308.20 × 311,852.40
  4. Step 4: Simplify right side
    1,059,903.60x = 495,629,576,509.68
  5. Step 5: Solve for x
    x = 495,629,576,509.68/1,059,903.60
  6. Step 6: Final answer
    x = 467,617.60

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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.