Home / 713,288.53-1,070,072.67-264,013.22

Finding the Fourth Proportional to 713,288.53, 1,070,072.67 and 264,013.22

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Solution

The fourth proportional to 713,288.53, 1,070,072.67 and 264,013.22 is: 396,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,288.53 : 1,070,072.67 = 264,013.22 : x
  2. Step 2: Convert to fraction form
    713,288.53/1,070,072.67 = 264,013.22/x
  3. Step 3: Cross multiply
    713,288.53x = 1,070,072.67 × 264,013.22
  4. Step 4: Simplify right side
    713,288.53x = 282,513,334,905.93
  5. Step 5: Solve for x
    x = 282,513,334,905.93/713,288.53
  6. Step 6: Final answer
    x = 396,071.61

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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.