Home / 922,449.53-1,383,715.74-282,706.40

Finding the Fourth Proportional to 922,449.53, 1,383,715.74 and 282,706.40

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Solution

The fourth proportional to 922,449.53, 1,383,715.74 and 282,706.40 is: 424,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,449.53 : 1,383,715.74 = 282,706.40 : x
  2. Step 2: Convert to fraction form
    922,449.53/1,383,715.74 = 282,706.40/x
  3. Step 3: Cross multiply
    922,449.53x = 1,383,715.74 × 282,706.40
  4. Step 4: Simplify right side
    922,449.53x = 391,185,295,478.74
  5. Step 5: Solve for x
    x = 391,185,295,478.74/922,449.53
  6. Step 6: Final answer
    x = 424,072.30

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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.