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Finding the Fourth Proportional to 479,779.41, 662,095.58 and 264,919.89

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Solution

The fourth proportional to 479,779.41, 662,095.58 and 264,919.89 is: 365,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,779.41 : 662,095.58 = 264,919.89 : x
  2. Step 2: Convert to fraction form
    479,779.41/662,095.58 = 264,919.89/x
  3. Step 3: Cross multiply
    479,779.41x = 662,095.58 × 264,919.89
  4. Step 4: Simplify right side
    479,779.41x = 175,402,286,898.49
  5. Step 5: Solve for x
    x = 175,402,286,898.49/479,779.41
  6. Step 6: Final answer
    x = 365,589.44

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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.