Home / 788,722.05-1,182,963.13-220,043.27

Finding the Fourth Proportional to 788,722.05, 1,182,963.13 and 220,043.27

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Solution

The fourth proportional to 788,722.05, 1,182,963.13 and 220,043.27 is: 330,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,722.05 : 1,182,963.13 = 220,043.27 : x
  2. Step 2: Convert to fraction form
    788,722.05/1,182,963.13 = 220,043.27/x
  3. Step 3: Cross multiply
    788,722.05x = 1,182,963.13 × 220,043.27
  4. Step 4: Simplify right side
    788,722.05x = 260,303,075,414.64
  5. Step 5: Solve for x
    x = 260,303,075,414.64/788,722.05
  6. Step 6: Final answer
    x = 330,031.44

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1.5x scale

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.