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Finding the Fourth Proportional to 607,534.81, 838,381.79 and 335,596.85

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Solution

The fourth proportional to 607,534.81, 838,381.79 and 335,596.85 is: 463,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,534.81 : 838,381.79 = 335,596.85 : x
  2. Step 2: Convert to fraction form
    607,534.81/838,381.79 = 335,596.85/x
  3. Step 3: Cross multiply
    607,534.81x = 838,381.79 × 335,596.85
  4. Step 4: Simplify right side
    607,534.81x = 281,358,292,328.27
  5. Step 5: Solve for x
    x = 281,358,292,328.27/607,534.81
  6. Step 6: Final answer
    x = 463,114.68

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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.