Home / 456,818.13-630,476.53-263,188.94

Finding the Fourth Proportional to 456,818.13, 630,476.53 and 263,188.94

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Solution

The fourth proportional to 456,818.13, 630,476.53 and 263,188.94 is: 363,239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,818.13 : 630,476.53 = 263,188.94 : x
  2. Step 2: Convert to fraction form
    456,818.13/630,476.53 = 263,188.94/x
  3. Step 3: Cross multiply
    456,818.13x = 630,476.53 × 263,188.94
  4. Step 4: Simplify right side
    456,818.13x = 165,934,445,815.22
  5. Step 5: Solve for x
    x = 165,934,445,815.22/456,818.13
  6. Step 6: Final answer
    x = 363,239.62

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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.