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Finding the Fourth Proportional to 492,099.40, 736,982.70 and 492,099.40

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Solution

The fourth proportional to 492,099.40, 736,982.70 and 492,099.40 is: 736,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,099.40 : 736,982.70 = 492,099.40 : x
  2. Step 2: Convert to fraction form
    492,099.40/736,982.70 = 492,099.40/x
  3. Step 3: Cross multiply
    492,099.40x = 736,982.70 × 492,099.40
  4. Step 4: Simplify right side
    492,099.40x = 362,668,744,480.38
  5. Step 5: Solve for x
    x = 362,668,744,480.38/492,099.40
  6. Step 6: Final answer
    x = 736,982.70

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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.