Home / 757,125.52-1,134,566.24-307,299.12

Finding the Fourth Proportional to 757,125.52, 1,134,566.24 and 307,299.12

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Solution

The fourth proportional to 757,125.52, 1,134,566.24 and 307,299.12 is: 460,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,125.52 : 1,134,566.24 = 307,299.12 : x
  2. Step 2: Convert to fraction form
    757,125.52/1,134,566.24 = 307,299.12/x
  3. Step 3: Cross multiply
    757,125.52x = 1,134,566.24 × 307,299.12
  4. Step 4: Simplify right side
    757,125.52x = 348,651,207,133.71
  5. Step 5: Solve for x
    x = 348,651,207,133.71/757,125.52
  6. Step 6: Final answer
    x = 460,493.27

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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.