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Finding the Fourth Proportional to 472,683.64, 652,544.22 and 365,011.96

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Solution

The fourth proportional to 472,683.64, 652,544.22 and 365,011.96 is: 503,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,683.64 : 652,544.22 = 365,011.96 : x
  2. Step 2: Convert to fraction form
    472,683.64/652,544.22 = 365,011.96/x
  3. Step 3: Cross multiply
    472,683.64x = 652,544.22 × 365,011.96
  4. Step 4: Simplify right side
    472,683.64x = 238,186,444,728.87
  5. Step 5: Solve for x
    x = 238,186,444,728.87/472,683.64
  6. Step 6: Final answer
    x = 503,902.45

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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.