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Finding the Fourth Proportional to 590,027.40, 814,027.86 and 348,188.94

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Solution

The fourth proportional to 590,027.40, 814,027.86 and 348,188.94 is: 480,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,027.40 : 814,027.86 = 348,188.94 : x
  2. Step 2: Convert to fraction form
    590,027.40/814,027.86 = 348,188.94/x
  3. Step 3: Cross multiply
    590,027.40x = 814,027.86 × 348,188.94
  4. Step 4: Simplify right side
    590,027.40x = 283,435,497,703.87
  5. Step 5: Solve for x
    x = 283,435,497,703.87/590,027.40
  6. Step 6: Final answer
    x = 480,376.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.