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Finding the Fourth Proportional to 607,079.72, 837,765.32 and 335,148

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Solution

The fourth proportional to 607,079.72, 837,765.32 and 335,148 is: 462,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,079.72 : 837,765.32 = 335,148 : x
  2. Step 2: Convert to fraction form
    607,079.72/837,765.32 = 335,148/x
  3. Step 3: Cross multiply
    607,079.72x = 837,765.32 × 335,148
  4. Step 4: Simplify right side
    607,079.72x = 280,775,369,791.62
  5. Step 5: Solve for x
    x = 280,775,369,791.62/607,079.72
  6. Step 6: Final answer
    x = 462,501.65

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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.