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Finding the Fourth Proportional to 630,466.56, 946,343.13 and 461,484.96

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Solution

The fourth proportional to 630,466.56, 946,343.13 and 461,484.96 is: 692,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,466.56 : 946,343.13 = 461,484.96 : x
  2. Step 2: Convert to fraction form
    630,466.56/946,343.13 = 461,484.96/x
  3. Step 3: Cross multiply
    630,466.56x = 946,343.13 × 461,484.96
  4. Step 4: Simplify right side
    630,466.56x = 436,723,121,494.33
  5. Step 5: Solve for x
    x = 436,723,121,494.33/630,466.56
  6. Step 6: Final answer
    x = 692,698.31

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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.