Home / 783,450.36-1,175,344.73-243,696.37

Finding the Fourth Proportional to 783,450.36, 1,175,344.73 and 243,696.37

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Solution

The fourth proportional to 783,450.36, 1,175,344.73 and 243,696.37 is: 365,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,450.36 : 1,175,344.73 = 243,696.37 : x
  2. Step 2: Convert to fraction form
    783,450.36/1,175,344.73 = 243,696.37/x
  3. Step 3: Cross multiply
    783,450.36x = 1,175,344.73 × 243,696.37
  4. Step 4: Simplify right side
    783,450.36x = 286,427,238,322.91
  5. Step 5: Solve for x
    x = 286,427,238,322.91/783,450.36
  6. Step 6: Final answer
    x = 365,597.17

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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.