Home / 716,886.08-1,075,513.62-211,426.64

Finding the Fourth Proportional to 716,886.08, 1,075,513.62 and 211,426.64

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Solution

The fourth proportional to 716,886.08, 1,075,513.62 and 211,426.64 is: 317,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,886.08 : 1,075,513.62 = 211,426.64 : x
  2. Step 2: Convert to fraction form
    716,886.08/1,075,513.62 = 211,426.64/x
  3. Step 3: Cross multiply
    716,886.08x = 1,075,513.62 × 211,426.64
  4. Step 4: Simplify right side
    716,886.08x = 227,392,225,573.27
  5. Step 5: Solve for x
    x = 227,392,225,573.27/716,886.08
  6. Step 6: Final answer
    x = 317,194.37

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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.