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Finding the Fourth Proportional to 590,446.57, 814,792.76 and 348,806.74

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Solution

The fourth proportional to 590,446.57, 814,792.76 and 348,806.74 is: 481,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,446.57 : 814,792.76 = 348,806.74 : x
  2. Step 2: Convert to fraction form
    590,446.57/814,792.76 = 348,806.74/x
  3. Step 3: Cross multiply
    590,446.57x = 814,792.76 × 348,806.74
  4. Step 4: Simplify right side
    590,446.57x = 284,205,204,647.17
  5. Step 5: Solve for x
    x = 284,205,204,647.17/590,446.57
  6. Step 6: Final answer
    x = 481,339.41

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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.