Home / 746,515.32-1,119,966.03-214,075.32

Finding the Fourth Proportional to 746,515.32, 1,119,966.03 and 214,075.32

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Solution

The fourth proportional to 746,515.32, 1,119,966.03 and 214,075.32 is: 321,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,515.32 : 1,119,966.03 = 214,075.32 : x
  2. Step 2: Convert to fraction form
    746,515.32/1,119,966.03 = 214,075.32/x
  3. Step 3: Cross multiply
    746,515.32x = 1,119,966.03 × 214,075.32
  4. Step 4: Simplify right side
    746,515.32x = 239,757,086,261.38
  5. Step 5: Solve for x
    x = 239,757,086,261.38/746,515.32
  6. Step 6: Final answer
    x = 321,168.34

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Double scale
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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.