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Finding the Fourth Proportional to 606,948.72, 837,464.18 and 348,775.80

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Solution

The fourth proportional to 606,948.72, 837,464.18 and 348,775.80 is: 481,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,948.72 : 837,464.18 = 348,775.80 : x
  2. Step 2: Convert to fraction form
    606,948.72/837,464.18 = 348,775.80/x
  3. Step 3: Cross multiply
    606,948.72x = 837,464.18 × 348,775.80
  4. Step 4: Simplify right side
    606,948.72x = 292,087,239,350.84
  5. Step 5: Solve for x
    x = 292,087,239,350.84/606,948.72
  6. Step 6: Final answer
    x = 481,238.74

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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.