Home / 626,222.08-939,486.72-293,409.28

Finding the Fourth Proportional to 626,222.08, 939,486.72 and 293,409.28

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Solution

The fourth proportional to 626,222.08, 939,486.72 and 293,409.28 is: 440,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,222.08 : 939,486.72 = 293,409.28 : x
  2. Step 2: Convert to fraction form
    626,222.08/939,486.72 = 293,409.28/x
  3. Step 3: Cross multiply
    626,222.08x = 939,486.72 × 293,409.28
  4. Step 4: Simplify right side
    626,222.08x = 275,654,122,084.76
  5. Step 5: Solve for x
    x = 275,654,122,084.76/626,222.08
  6. Step 6: Final answer
    x = 440,185.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.