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Finding the Fourth Proportional to 469,698.06, 648,114.42 and 262,955.73

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Solution

The fourth proportional to 469,698.06, 648,114.42 and 262,955.73 is: 362,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,698.06 : 648,114.42 = 262,955.73 : x
  2. Step 2: Convert to fraction form
    469,698.06/648,114.42 = 262,955.73/x
  3. Step 3: Cross multiply
    469,698.06x = 648,114.42 × 262,955.73
  4. Step 4: Simplify right side
    469,698.06x = 170,425,400,434.63
  5. Step 5: Solve for x
    x = 170,425,400,434.63/469,698.06
  6. Step 6: Final answer
    x = 362,840.33

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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.