Home / 943,547.51-1,415,120.28-269,449.85

Finding the Fourth Proportional to 943,547.51, 1,415,120.28 and 269,449.85

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Solution

The fourth proportional to 943,547.51, 1,415,120.28 and 269,449.85 is: 404,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,547.51 : 1,415,120.28 = 269,449.85 : x
  2. Step 2: Convert to fraction form
    943,547.51/1,415,120.28 = 269,449.85/x
  3. Step 3: Cross multiply
    943,547.51x = 1,415,120.28 × 269,449.85
  4. Step 4: Simplify right side
    943,547.51x = 381,303,940,102.36
  5. Step 5: Solve for x
    x = 381,303,940,102.36/943,547.51
  6. Step 6: Final answer
    x = 404,117.37

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Double scale
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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.