Home / 716,696.88-1,075,709.92-361,959.80

Finding the Fourth Proportional to 716,696.88, 1,075,709.92 and 361,959.80

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Solution

The fourth proportional to 716,696.88, 1,075,709.92 and 361,959.80 is: 543,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,696.88 : 1,075,709.92 = 361,959.80 : x
  2. Step 2: Convert to fraction form
    716,696.88/1,075,709.92 = 361,959.80/x
  3. Step 3: Cross multiply
    716,696.88x = 1,075,709.92 × 361,959.80
  4. Step 4: Simplify right side
    716,696.88x = 389,363,747,501.22
  5. Step 5: Solve for x
    x = 389,363,747,501.22/716,696.88
  6. Step 6: Final answer
    x = 543,275.35

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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.