Home / 921,348.46-1,382,219.46-322,329.16

Finding the Fourth Proportional to 921,348.46, 1,382,219.46 and 322,329.16

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Solution

The fourth proportional to 921,348.46, 1,382,219.46 and 322,329.16 is: 483,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,348.46 : 1,382,219.46 = 322,329.16 : x
  2. Step 2: Convert to fraction form
    921,348.46/1,382,219.46 = 322,329.16/x
  3. Step 3: Cross multiply
    921,348.46x = 1,382,219.46 × 322,329.16
  4. Step 4: Simplify right side
    921,348.46x = 445,529,637,477.45
  5. Step 5: Solve for x
    x = 445,529,637,477.45/921,348.46
  6. Step 6: Final answer
    x = 483,562.58

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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.