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Finding the Fourth Proportional to 590,479.83, 814,581.51 and 348,600.36

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Solution

The fourth proportional to 590,479.83, 814,581.51 and 348,600.36 is: 480,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,479.83 : 814,581.51 = 348,600.36 : x
  2. Step 2: Convert to fraction form
    590,479.83/814,581.51 = 348,600.36/x
  3. Step 3: Cross multiply
    590,479.83x = 814,581.51 × 348,600.36
  4. Step 4: Simplify right side
    590,479.83x = 283,963,407,635.34
  5. Step 5: Solve for x
    x = 283,963,407,635.34/590,479.83
  6. Step 6: Final answer
    x = 480,902.81

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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.