Home / 904,059.68-1,355,548.23-305,007.57

Finding the Fourth Proportional to 904,059.68, 1,355,548.23 and 305,007.57

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Solution

The fourth proportional to 904,059.68, 1,355,548.23 and 305,007.57 is: 457,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,059.68 : 1,355,548.23 = 305,007.57 : x
  2. Step 2: Convert to fraction form
    904,059.68/1,355,548.23 = 305,007.57/x
  3. Step 3: Cross multiply
    904,059.68x = 1,355,548.23 × 305,007.57
  4. Step 4: Simplify right side
    904,059.68x = 413,452,471,650.10
  5. Step 5: Solve for x
    x = 413,452,471,650.10/904,059.68
  6. Step 6: Final answer
    x = 457,328.74

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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.