Home / 741,547.09-1,112,651.48-341,973.37

Finding the Fourth Proportional to 741,547.09, 1,112,651.48 and 341,973.37

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Solution

The fourth proportional to 741,547.09, 1,112,651.48 and 341,973.37 is: 513,112.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,547.09 : 1,112,651.48 = 341,973.37 : x
  2. Step 2: Convert to fraction form
    741,547.09/1,112,651.48 = 341,973.37/x
  3. Step 3: Cross multiply
    741,547.09x = 1,112,651.48 × 341,973.37
  4. Step 4: Simplify right side
    741,547.09x = 380,497,176,251.09
  5. Step 5: Solve for x
    x = 380,497,176,251.09/741,547.09
  6. Step 6: Final answer
    x = 513,112.63

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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.