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Finding the Fourth Proportional to 417,258.93, 575,817.48 and 226,272.27

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Solution

The fourth proportional to 417,258.93, 575,817.48 and 226,272.27 is: 312,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,258.93 : 575,817.48 = 226,272.27 : x
  2. Step 2: Convert to fraction form
    417,258.93/575,817.48 = 226,272.27/x
  3. Step 3: Cross multiply
    417,258.93x = 575,817.48 × 226,272.27
  4. Step 4: Simplify right side
    417,258.93x = 130,291,528,305.28
  5. Step 5: Solve for x
    x = 130,291,528,305.28/417,258.93
  6. Step 6: Final answer
    x = 312,255.82

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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.