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Finding the Fourth Proportional to 556,495.08, 767,964.54 and 301,846.26

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Solution

The fourth proportional to 556,495.08, 767,964.54 and 301,846.26 is: 416,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,495.08 : 767,964.54 = 301,846.26 : x
  2. Step 2: Convert to fraction form
    556,495.08/767,964.54 = 301,846.26/x
  3. Step 3: Cross multiply
    556,495.08x = 767,964.54 × 301,846.26
  4. Step 4: Simplify right side
    556,495.08x = 231,807,224,211.62
  5. Step 5: Solve for x
    x = 231,807,224,211.62/556,495.08
  6. Step 6: Final answer
    x = 416,548.56

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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.