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Finding the Fourth Proportional to 333,062.50, 459,075.70 and 248,148.58

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Solution

The fourth proportional to 333,062.50, 459,075.70 and 248,148.58 is: 342,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,062.50 : 459,075.70 = 248,148.58 : x
  2. Step 2: Convert to fraction form
    333,062.50/459,075.70 = 248,148.58/x
  3. Step 3: Cross multiply
    333,062.50x = 459,075.70 × 248,148.58
  4. Step 4: Simplify right side
    333,062.50x = 113,918,982,540.19
  5. Step 5: Solve for x
    x = 113,918,982,540.19/333,062.50
  6. Step 6: Final answer
    x = 342,034.85

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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.