Home / 648,815.34-895,235.31-362,291.34

Finding the Fourth Proportional to 648,815.34, 895,235.31 and 362,291.34

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Solution

The fourth proportional to 648,815.34, 895,235.31 and 362,291.34 is: 499,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,815.34 : 895,235.31 = 362,291.34 : x
  2. Step 2: Convert to fraction form
    648,815.34/895,235.31 = 362,291.34/x
  3. Step 3: Cross multiply
    648,815.34x = 895,235.31 × 362,291.34
  4. Step 4: Simplify right side
    648,815.34x = 324,336,000,075.22
  5. Step 5: Solve for x
    x = 324,336,000,075.22/648,815.34
  6. Step 6: Final answer
    x = 499,889.54

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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.