Home / 1,075,509.12-1,613,252.73-276,787.56

Finding the Fourth Proportional to 1,075,509.12, 1,613,252.73 and 276,787.56

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Solution

The fourth proportional to 1,075,509.12, 1,613,252.73 and 276,787.56 is: 415,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,509.12 : 1,613,252.73 = 276,787.56 : x
  2. Step 2: Convert to fraction form
    1,075,509.12/1,613,252.73 = 276,787.56/x
  3. Step 3: Cross multiply
    1,075,509.12x = 1,613,252.73 × 276,787.56
  4. Step 4: Simplify right side
    1,075,509.12x = 446,528,286,800.04
  5. Step 5: Solve for x
    x = 446,528,286,800.04/1,075,509.12
  6. Step 6: Final answer
    x = 415,178.52

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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.