Home / 500,834.10-751,252.50-145,856.82

Finding the Fourth Proportional to 500,834.10, 751,252.50 and 145,856.82

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Solution

The fourth proportional to 500,834.10, 751,252.50 and 145,856.82 is: 218,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,834.10 : 751,252.50 = 145,856.82 : x
  2. Step 2: Convert to fraction form
    500,834.10/751,252.50 = 145,856.82/x
  3. Step 3: Cross multiply
    500,834.10x = 751,252.50 × 145,856.82
  4. Step 4: Simplify right side
    500,834.10x = 109,575,300,667.05
  5. Step 5: Solve for x
    x = 109,575,300,667.05/500,834.10
  6. Step 6: Final answer
    x = 218,785.62

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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.