Home / 304,027.20-455,931.36-104,295.72

Finding the Fourth Proportional to 304,027.20, 455,931.36 and 104,295.72

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Solution

The fourth proportional to 304,027.20, 455,931.36 and 104,295.72 is: 156,406.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,027.20 : 455,931.36 = 104,295.72 : x
  2. Step 2: Convert to fraction form
    304,027.20/455,931.36 = 104,295.72/x
  3. Step 3: Cross multiply
    304,027.20x = 455,931.36 × 104,295.72
  4. Step 4: Simplify right side
    304,027.20x = 47,551,689,461.78
  5. Step 5: Solve for x
    x = 47,551,689,461.78/304,027.20
  6. Step 6: Final answer
    x = 156,406.04

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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.