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Finding the Fourth Proportional to 606,462.12, 909,693.18 and 340,409.52

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Solution

The fourth proportional to 606,462.12, 909,693.18 and 340,409.52 is: 510,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,462.12 : 909,693.18 = 340,409.52 : x
  2. Step 2: Convert to fraction form
    606,462.12/909,693.18 = 340,409.52/x
  3. Step 3: Cross multiply
    606,462.12x = 909,693.18 × 340,409.52
  4. Step 4: Simplify right side
    606,462.12x = 309,668,218,751.07
  5. Step 5: Solve for x
    x = 309,668,218,751.07/606,462.12
  6. Step 6: Final answer
    x = 510,614.28

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Similar ratio
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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.