Home / 1,528,907.67-2,293,375.41-463,949.78

Finding the Fourth Proportional to 1,528,907.67, 2,293,375.41 and 463,949.78

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Solution

The fourth proportional to 1,528,907.67, 2,293,375.41 and 463,949.78 is: 695,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,907.67 : 2,293,375.41 = 463,949.78 : x
  2. Step 2: Convert to fraction form
    1,528,907.67/2,293,375.41 = 463,949.78/x
  3. Step 3: Cross multiply
    1,528,907.67x = 2,293,375.41 × 463,949.78
  4. Step 4: Simplify right side
    1,528,907.67x = 1,064,011,005,460.03
  5. Step 5: Solve for x
    x = 1,064,011,005,460.03/1,528,907.67
  6. Step 6: Final answer
    x = 695,928.88

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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.