Home / 1,005,216.84-1,507,804.52-331,338.60

Finding the Fourth Proportional to 1,005,216.84, 1,507,804.52 and 331,338.60

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Solution

The fourth proportional to 1,005,216.84, 1,507,804.52 and 331,338.60 is: 497,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,216.84 : 1,507,804.52 = 331,338.60 : x
  2. Step 2: Convert to fraction form
    1,005,216.84/1,507,804.52 = 331,338.60/x
  3. Step 3: Cross multiply
    1,005,216.84x = 1,507,804.52 × 331,338.60
  4. Step 4: Simplify right side
    1,005,216.84x = 499,593,837,073.78
  5. Step 5: Solve for x
    x = 499,593,837,073.78/1,005,216.84
  6. Step 6: Final answer
    x = 497,001.06

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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.