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Finding the Fourth Proportional to 606,749.80, 837,309.18 and 334,820.20

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Solution

The fourth proportional to 606,749.80, 837,309.18 and 334,820.20 is: 462,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,749.80 : 837,309.18 = 334,820.20 : x
  2. Step 2: Convert to fraction form
    606,749.80/837,309.18 = 334,820.20/x
  3. Step 3: Cross multiply
    606,749.80x = 837,309.18 × 334,820.20
  4. Step 4: Simplify right side
    606,749.80x = 280,348,027,109.44
  5. Step 5: Solve for x
    x = 280,348,027,109.44/606,749.80
  6. Step 6: Final answer
    x = 462,048.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.