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Finding the Fourth Proportional to 546,586.83, 818,732.07 and 346,804.38

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Solution

The fourth proportional to 546,586.83, 818,732.07 and 346,804.38 is: 519,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,586.83 : 818,732.07 = 346,804.38 : x
  2. Step 2: Convert to fraction form
    546,586.83/818,732.07 = 346,804.38/x
  3. Step 3: Cross multiply
    546,586.83x = 818,732.07 × 346,804.38
  4. Step 4: Simplify right side
    546,586.83x = 283,939,867,922.47
  5. Step 5: Solve for x
    x = 283,939,867,922.47/546,586.83
  6. Step 6: Final answer
    x = 519,478.06

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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.