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Finding the Fourth Proportional to 458,667.02, 633,277.17 and 286,662.31

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Solution

The fourth proportional to 458,667.02, 633,277.17 and 286,662.31 is: 395,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,667.02 : 633,277.17 = 286,662.31 : x
  2. Step 2: Convert to fraction form
    458,667.02/633,277.17 = 286,662.31/x
  3. Step 3: Cross multiply
    458,667.02x = 633,277.17 × 286,662.31
  4. Step 4: Simplify right side
    458,667.02x = 181,536,696,422.46
  5. Step 5: Solve for x
    x = 181,536,696,422.46/458,667.02
  6. Step 6: Final answer
    x = 395,791.91

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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.