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Finding the Fourth Proportional to 556,052.08, 767,352.21 and 301,403.27

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Solution

The fourth proportional to 556,052.08, 767,352.21 and 301,403.27 is: 415,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,052.08 : 767,352.21 = 301,403.27 : x
  2. Step 2: Convert to fraction form
    556,052.08/767,352.21 = 301,403.27/x
  3. Step 3: Cross multiply
    556,052.08x = 767,352.21 × 301,403.27
  4. Step 4: Simplify right side
    556,052.08x = 231,282,465,335.73
  5. Step 5: Solve for x
    x = 231,282,465,335.73/556,052.08
  6. Step 6: Final answer
    x = 415,936.70

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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.