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Finding the Fourth Proportional to 607,368.06, 838,174.23 and 335,442.86

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Solution

The fourth proportional to 607,368.06, 838,174.23 and 335,442.86 is: 462,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,368.06 : 838,174.23 = 335,442.86 : x
  2. Step 2: Convert to fraction form
    607,368.06/838,174.23 = 335,442.86/x
  3. Step 3: Cross multiply
    607,368.06x = 838,174.23 × 335,442.86
  4. Step 4: Simplify right side
    607,368.06x = 281,159,556,698.63
  5. Step 5: Solve for x
    x = 281,159,556,698.63/607,368.06
  6. Step 6: Final answer
    x = 462,914.62

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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.