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Finding the Fourth Proportional to 236,448.40, 354,845.40 and 166,464.40

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Solution

The fourth proportional to 236,448.40, 354,845.40 and 166,464.40 is: 249,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,448.40 : 354,845.40 = 166,464.40 : x
  2. Step 2: Convert to fraction form
    236,448.40/354,845.40 = 166,464.40/x
  3. Step 3: Cross multiply
    236,448.40x = 354,845.40 × 166,464.40
  4. Step 4: Simplify right side
    236,448.40x = 59,069,126,603.76
  5. Step 5: Solve for x
    x = 59,069,126,603.76/236,448.40
  6. Step 6: Final answer
    x = 249,818.25

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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.