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Finding the Fourth Proportional to 498,888.25, 748,338.86 and 166,464.25

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Solution

The fourth proportional to 498,888.25, 748,338.86 and 166,464.25 is: 249,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,888.25 : 748,338.86 = 166,464.25 : x
  2. Step 2: Convert to fraction form
    498,888.25/748,338.86 = 166,464.25/x
  3. Step 3: Cross multiply
    498,888.25x = 748,338.86 × 166,464.25
  4. Step 4: Simplify right side
    498,888.25x = 124,571,667,075.76
  5. Step 5: Solve for x
    x = 124,571,667,075.76/498,888.25
  6. Step 6: Final answer
    x = 249,698.54

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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.