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Finding the Fourth Proportional to 606,757.75, 910,133.39 and 157,478.29

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Solution

The fourth proportional to 606,757.75, 910,133.39 and 157,478.29 is: 236,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,757.75 : 910,133.39 = 157,478.29 : x
  2. Step 2: Convert to fraction form
    606,757.75/910,133.39 = 157,478.29/x
  3. Step 3: Cross multiply
    606,757.75x = 910,133.39 × 157,478.29
  4. Step 4: Simplify right side
    606,757.75x = 143,326,249,141.71
  5. Step 5: Solve for x
    x = 143,326,249,141.71/606,757.75
  6. Step 6: Final answer
    x = 236,216.59

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1.5x scale

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.