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Finding the Fourth Proportional to 593,483.92, 818,959.28 and 348,442.84

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Solution

The fourth proportional to 593,483.92, 818,959.28 and 348,442.84 is: 480,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,483.92 : 818,959.28 = 348,442.84 : x
  2. Step 2: Convert to fraction form
    593,483.92/818,959.28 = 348,442.84/x
  3. Step 3: Cross multiply
    593,483.92x = 818,959.28 × 348,442.84
  4. Step 4: Simplify right side
    593,483.92x = 285,360,497,367.56
  5. Step 5: Solve for x
    x = 285,360,497,367.56/593,483.92
  6. Step 6: Final answer
    x = 480,822.63

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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.