Home / 570,815.49-856,155.20-150,124.17

Finding the Fourth Proportional to 570,815.49, 856,155.20 and 150,124.17

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Solution

The fourth proportional to 570,815.49, 856,155.20 and 150,124.17 is: 225,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,815.49 : 856,155.20 = 150,124.17 : x
  2. Step 2: Convert to fraction form
    570,815.49/856,155.20 = 150,124.17/x
  3. Step 3: Cross multiply
    570,815.49x = 856,155.20 × 150,124.17
  4. Step 4: Simplify right side
    570,815.49x = 128,529,588,791.18
  5. Step 5: Solve for x
    x = 128,529,588,791.18/570,815.49
  6. Step 6: Final answer
    x = 225,168.36

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1.5x scale

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.