Home / 939,571.14-1,296,637.02-552,315.54

Finding the Fourth Proportional to 939,571.14, 1,296,637.02 and 552,315.54

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Solution

The fourth proportional to 939,571.14, 1,296,637.02 and 552,315.54 is: 762,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,571.14 : 1,296,637.02 = 552,315.54 : x
  2. Step 2: Convert to fraction form
    939,571.14/1,296,637.02 = 552,315.54/x
  3. Step 3: Cross multiply
    939,571.14x = 1,296,637.02 × 552,315.54
  4. Step 4: Simplify right side
    939,571.14x = 716,152,775,885.29
  5. Step 5: Solve for x
    x = 716,152,775,885.29/939,571.14
  6. Step 6: Final answer
    x = 762,212.40

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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.