Home / 556,974.51-835,493.80-157,581.81

Finding the Fourth Proportional to 556,974.51, 835,493.80 and 157,581.81

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Solution

The fourth proportional to 556,974.51, 835,493.80 and 157,581.81 is: 236,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,974.51 : 835,493.80 = 157,581.81 : x
  2. Step 2: Convert to fraction form
    556,974.51/835,493.80 = 157,581.81/x
  3. Step 3: Cross multiply
    556,974.51x = 835,493.80 × 157,581.81
  4. Step 4: Simplify right side
    556,974.51x = 131,658,625,247.78
  5. Step 5: Solve for x
    x = 131,658,625,247.78/556,974.51
  6. Step 6: Final answer
    x = 236,381.78

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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.