Home / 880,501.89-1,320,738.45-348,027.54

Finding the Fourth Proportional to 880,501.89, 1,320,738.45 and 348,027.54

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Solution

The fourth proportional to 880,501.89, 1,320,738.45 and 348,027.54 is: 522,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,501.89 : 1,320,738.45 = 348,027.54 : x
  2. Step 2: Convert to fraction form
    880,501.89/1,320,738.45 = 348,027.54/x
  3. Step 3: Cross multiply
    880,501.89x = 1,320,738.45 × 348,027.54
  4. Step 4: Simplify right side
    880,501.89x = 459,653,347,479.04
  5. Step 5: Solve for x
    x = 459,653,347,479.04/880,501.89
  6. Step 6: Final answer
    x = 522,035.61

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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.