Home / 1,075,944.32-1,614,158.40-328,065.92

Finding the Fourth Proportional to 1,075,944.32, 1,614,158.40 and 328,065.92

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Solution

The fourth proportional to 1,075,944.32, 1,614,158.40 and 328,065.92 is: 492,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,944.32 : 1,614,158.40 = 328,065.92 : x
  2. Step 2: Convert to fraction form
    1,075,944.32/1,614,158.40 = 328,065.92/x
  3. Step 3: Cross multiply
    1,075,944.32x = 1,614,158.40 × 328,065.92
  4. Step 4: Simplify right side
    1,075,944.32x = 529,550,360,521.73
  5. Step 5: Solve for x
    x = 529,550,360,521.73/1,075,944.32
  6. Step 6: Final answer
    x = 492,172.64

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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.