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Finding the Fourth Proportional to 603,955.26, 833,125.50 and 382,788

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Solution

The fourth proportional to 603,955.26, 833,125.50 and 382,788 is: 528,036.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,955.26 : 833,125.50 = 382,788 : x
  2. Step 2: Convert to fraction form
    603,955.26/833,125.50 = 382,788/x
  3. Step 3: Cross multiply
    603,955.26x = 833,125.50 × 382,788
  4. Step 4: Simplify right side
    603,955.26x = 318,910,443,894
  5. Step 5: Solve for x
    x = 318,910,443,894/603,955.26
  6. Step 6: Final answer
    x = 528,036.54

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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.