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Finding the Fourth Proportional to 492,136.64, 735,508.08 and 359,296.64

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Solution

The fourth proportional to 492,136.64, 735,508.08 and 359,296.64 is: 536,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,136.64 : 735,508.08 = 359,296.64 : x
  2. Step 2: Convert to fraction form
    492,136.64/735,508.08 = 359,296.64/x
  3. Step 3: Cross multiply
    492,136.64x = 735,508.08 × 359,296.64
  4. Step 4: Simplify right side
    492,136.64x = 264,265,581,836.85
  5. Step 5: Solve for x
    x = 264,265,581,836.85/492,136.64
  6. Step 6: Final answer
    x = 536,976.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.