Home / 571,027.68-856,475.28-150,336.36

Finding the Fourth Proportional to 571,027.68, 856,475.28 and 150,336.36

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Solution

The fourth proportional to 571,027.68, 856,475.28 and 150,336.36 is: 225,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,027.68 : 856,475.28 = 150,336.36 : x
  2. Step 2: Convert to fraction form
    571,027.68/856,475.28 = 150,336.36/x
  3. Step 3: Cross multiply
    571,027.68x = 856,475.28 × 150,336.36
  4. Step 4: Simplify right side
    571,027.68x = 128,759,376,025.18
  5. Step 5: Solve for x
    x = 128,759,376,025.18/571,027.68
  6. Step 6: Final answer
    x = 225,487.10

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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.