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Finding the Fourth Proportional to 566,285.94, 781,506.72 and 324,608.67

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Solution

The fourth proportional to 566,285.94, 781,506.72 and 324,608.67 is: 447,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,285.94 : 781,506.72 = 324,608.67 : x
  2. Step 2: Convert to fraction form
    566,285.94/781,506.72 = 324,608.67/x
  3. Step 3: Cross multiply
    566,285.94x = 781,506.72 × 324,608.67
  4. Step 4: Simplify right side
    566,285.94x = 253,683,856,975.26
  5. Step 5: Solve for x
    x = 253,683,856,975.26/566,285.94
  6. Step 6: Final answer
    x = 447,978.38

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1.5x scale

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.