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Finding the Fourth Proportional to 473,055.74, 652,774.81 and 263,487.59

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Solution

The fourth proportional to 473,055.74, 652,774.81 and 263,487.59 is: 363,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,055.74 : 652,774.81 = 263,487.59 : x
  2. Step 2: Convert to fraction form
    473,055.74/652,774.81 = 263,487.59/x
  3. Step 3: Cross multiply
    473,055.74x = 652,774.81 × 263,487.59
  4. Step 4: Simplify right side
    473,055.74x = 171,998,060,683.64
  5. Step 5: Solve for x
    x = 171,998,060,683.64/473,055.74
  6. Step 6: Final answer
    x = 363,589.42

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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.