Home / 904,395.32-1,356,621.94-454,870.84

Finding the Fourth Proportional to 904,395.32, 1,356,621.94 and 454,870.84

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Solution

The fourth proportional to 904,395.32, 1,356,621.94 and 454,870.84 is: 682,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,395.32 : 1,356,621.94 = 454,870.84 : x
  2. Step 2: Convert to fraction form
    904,395.32/1,356,621.94 = 454,870.84/x
  3. Step 3: Cross multiply
    904,395.32x = 1,356,621.94 × 454,870.84
  4. Step 4: Simplify right side
    904,395.32x = 617,087,761,410.23
  5. Step 5: Solve for x
    x = 617,087,761,410.23/904,395.32
  6. Step 6: Final answer
    x = 682,320.83

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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.