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Finding the Fourth Proportional to 555,959.40, 834,861.44 and 346,925.94

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Solution

The fourth proportional to 555,959.40, 834,861.44 and 346,925.94 is: 520,964.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,959.40 : 834,861.44 = 346,925.94 : x
  2. Step 2: Convert to fraction form
    555,959.40/834,861.44 = 346,925.94/x
  3. Step 3: Cross multiply
    555,959.40x = 834,861.44 × 346,925.94
  4. Step 4: Simplify right side
    555,959.40x = 289,635,089,841.75
  5. Step 5: Solve for x
    x = 289,635,089,841.75/555,959.40
  6. Step 6: Final answer
    x = 520,964.46

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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.