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Finding the Fourth Proportional to 606,492.60, 907,989.30 and 370,296.60

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Solution

The fourth proportional to 606,492.60, 907,989.30 and 370,296.60 is: 554,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,492.60 : 907,989.30 = 370,296.60 : x
  2. Step 2: Convert to fraction form
    606,492.60/907,989.30 = 370,296.60/x
  3. Step 3: Cross multiply
    606,492.60x = 907,989.30 × 370,296.60
  4. Step 4: Simplify right side
    606,492.60x = 336,225,350,626.38
  5. Step 5: Solve for x
    x = 336,225,350,626.38/606,492.60
  6. Step 6: Final answer
    x = 554,376.67

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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.