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Finding the Fourth Proportional to 472,773.58, 652,338.31 and 281,804.74

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Solution

The fourth proportional to 472,773.58, 652,338.31 and 281,804.74 is: 388,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,773.58 : 652,338.31 = 281,804.74 : x
  2. Step 2: Convert to fraction form
    472,773.58/652,338.31 = 281,804.74/x
  3. Step 3: Cross multiply
    472,773.58x = 652,338.31 × 281,804.74
  4. Step 4: Simplify right side
    472,773.58x = 183,832,027,841.59
  5. Step 5: Solve for x
    x = 183,832,027,841.59/472,773.58
  6. Step 6: Final answer
    x = 388,837.35

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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.