Home / 626,740.28-939,749.90-334,259.27

Finding the Fourth Proportional to 626,740.28, 939,749.90 and 334,259.27

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Solution

The fourth proportional to 626,740.28, 939,749.90 and 334,259.27 is: 501,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,740.28 : 939,749.90 = 334,259.27 : x
  2. Step 2: Convert to fraction form
    626,740.28/939,749.90 = 334,259.27/x
  3. Step 3: Cross multiply
    626,740.28x = 939,749.90 × 334,259.27
  4. Step 4: Simplify right side
    626,740.28x = 314,120,109,186.53
  5. Step 5: Solve for x
    x = 314,120,109,186.53/626,740.28
  6. Step 6: Final answer
    x = 501,196.62

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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.