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Finding the Fourth Proportional to 546,586.33, 818,731.32 and 346,803.88

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Solution

The fourth proportional to 546,586.33, 818,731.32 and 346,803.88 is: 519,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,586.33 : 818,731.32 = 346,803.88 : x
  2. Step 2: Convert to fraction form
    546,586.33/818,731.32 = 346,803.88/x
  3. Step 3: Cross multiply
    546,586.33x = 818,731.32 × 346,803.88
  4. Step 4: Simplify right side
    546,586.33x = 283,939,198,453.52
  5. Step 5: Solve for x
    x = 283,939,198,453.52/546,586.33
  6. Step 6: Final answer
    x = 519,477.31

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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.