Home / 943,358.88-1,301,858.58-513,662.52

Finding the Fourth Proportional to 943,358.88, 1,301,858.58 and 513,662.52

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Solution

The fourth proportional to 943,358.88, 1,301,858.58 and 513,662.52 is: 708,866.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,358.88 : 1,301,858.58 = 513,662.52 : x
  2. Step 2: Convert to fraction form
    943,358.88/1,301,858.58 = 513,662.52/x
  3. Step 3: Cross multiply
    943,358.88x = 1,301,858.58 × 513,662.52
  4. Step 4: Simplify right side
    943,358.88x = 668,715,958,886.42
  5. Step 5: Solve for x
    x = 668,715,958,886.42/943,358.88
  6. Step 6: Final answer
    x = 708,866.98

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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.