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Finding the Fourth Proportional to 633,755.53, 874,582.63 and 365,483.53

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Solution

The fourth proportional to 633,755.53, 874,582.63 and 365,483.53 is: 504,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,755.53 : 874,582.63 = 365,483.53 : x
  2. Step 2: Convert to fraction form
    633,755.53/874,582.63 = 365,483.53/x
  3. Step 3: Cross multiply
    633,755.53x = 874,582.63 × 365,483.53
  4. Step 4: Simplify right side
    633,755.53x = 319,645,549,124.45
  5. Step 5: Solve for x
    x = 319,645,549,124.45/633,755.53
  6. Step 6: Final answer
    x = 504,367.27

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1.5x scale

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.