Home / 371,322.69-556,485.12-202,590.18

Finding the Fourth Proportional to 371,322.69, 556,485.12 and 202,590.18

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Solution

The fourth proportional to 371,322.69, 556,485.12 and 202,590.18 is: 303,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,322.69 : 556,485.12 = 202,590.18 : x
  2. Step 2: Convert to fraction form
    371,322.69/556,485.12 = 202,590.18/x
  3. Step 3: Cross multiply
    371,322.69x = 556,485.12 × 202,590.18
  4. Step 4: Simplify right side
    371,322.69x = 112,738,420,628.12
  5. Step 5: Solve for x
    x = 112,738,420,628.12/371,322.69
  6. Step 6: Final answer
    x = 303,613.07

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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.