Home / 703,547.07-1,055,309.40-223,767.96

Finding the Fourth Proportional to 703,547.07, 1,055,309.40 and 223,767.96

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Solution

The fourth proportional to 703,547.07, 1,055,309.40 and 223,767.96 is: 335,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,547.07 : 1,055,309.40 = 223,767.96 : x
  2. Step 2: Convert to fraction form
    703,547.07/1,055,309.40 = 223,767.96/x
  3. Step 3: Cross multiply
    703,547.07x = 1,055,309.40 × 223,767.96
  4. Step 4: Simplify right side
    703,547.07x = 236,144,431,606.82
  5. Step 5: Solve for x
    x = 236,144,431,606.82/703,547.07
  6. Step 6: Final answer
    x = 335,648.38

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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.