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Finding the Fourth Proportional to 606,963.80, 837,484.80 and 348,790.88

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Solution

The fourth proportional to 606,963.80, 837,484.80 and 348,790.88 is: 481,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,963.80 : 837,484.80 = 348,790.88 : x
  2. Step 2: Convert to fraction form
    606,963.80/837,484.80 = 348,790.88/x
  3. Step 3: Cross multiply
    606,963.80x = 837,484.80 × 348,790.88
  4. Step 4: Simplify right side
    606,963.80x = 292,107,060,378.62
  5. Step 5: Solve for x
    x = 292,107,060,378.62/606,963.80
  6. Step 6: Final answer
    x = 481,259.44

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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.