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Finding the Fourth Proportional to 492,090.70, 736,823.85 and 492,090.70

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Solution

The fourth proportional to 492,090.70, 736,823.85 and 492,090.70 is: 736,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,090.70 : 736,823.85 = 492,090.70 : x
  2. Step 2: Convert to fraction form
    492,090.70/736,823.85 = 492,090.70/x
  3. Step 3: Cross multiply
    492,090.70x = 736,823.85 × 492,090.70
  4. Step 4: Simplify right side
    492,090.70x = 362,584,164,123.20
  5. Step 5: Solve for x
    x = 362,584,164,123.20/492,090.70
  6. Step 6: Final answer
    x = 736,823.85

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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.