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Finding the Fourth Proportional to 567,785.57, 783,806.46 and 350,033.16

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Solution

The fourth proportional to 567,785.57, 783,806.46 and 350,033.16 is: 483,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,785.57 : 783,806.46 = 350,033.16 : x
  2. Step 2: Convert to fraction form
    567,785.57/783,806.46 = 350,033.16/x
  3. Step 3: Cross multiply
    567,785.57x = 783,806.46 × 350,033.16
  4. Step 4: Simplify right side
    567,785.57x = 274,358,248,103.18
  5. Step 5: Solve for x
    x = 274,358,248,103.18/567,785.57
  6. Step 6: Final answer
    x = 483,207.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.