Home / 965,028.69-1,331,899.34-535,447.22

Finding the Fourth Proportional to 965,028.69, 1,331,899.34 and 535,447.22

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Solution

The fourth proportional to 965,028.69, 1,331,899.34 and 535,447.22 is: 739,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,028.69 : 1,331,899.34 = 535,447.22 : x
  2. Step 2: Convert to fraction form
    965,028.69/1,331,899.34 = 535,447.22/x
  3. Step 3: Cross multiply
    965,028.69x = 1,331,899.34 × 535,447.22
  4. Step 4: Simplify right side
    965,028.69x = 713,161,789,586.10
  5. Step 5: Solve for x
    x = 713,161,789,586.10/965,028.69
  6. Step 6: Final answer
    x = 739,005.79

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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.