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Finding the Fourth Proportional to 606,109.50, 909,200.70 and 185,389.02

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Solution

The fourth proportional to 606,109.50, 909,200.70 and 185,389.02 is: 278,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,109.50 : 909,200.70 = 185,389.02 : x
  2. Step 2: Convert to fraction form
    606,109.50/909,200.70 = 185,389.02/x
  3. Step 3: Cross multiply
    606,109.50x = 909,200.70 × 185,389.02
  4. Step 4: Simplify right side
    606,109.50x = 168,555,826,756.31
  5. Step 5: Solve for x
    x = 168,555,826,756.31/606,109.50
  6. Step 6: Final answer
    x = 278,094.68

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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.