Home / 1,316,844.72-1,975,383.72-370,223.64

Finding the Fourth Proportional to 1,316,844.72, 1,975,383.72 and 370,223.64

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Solution

The fourth proportional to 1,316,844.72, 1,975,383.72 and 370,223.64 is: 555,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,844.72 : 1,975,383.72 = 370,223.64 : x
  2. Step 2: Convert to fraction form
    1,316,844.72/1,975,383.72 = 370,223.64/x
  3. Step 3: Cross multiply
    1,316,844.72x = 1,975,383.72 × 370,223.64
  4. Step 4: Simplify right side
    1,316,844.72x = 731,333,751,215.14
  5. Step 5: Solve for x
    x = 731,333,751,215.14/1,316,844.72
  6. Step 6: Final answer
    x = 555,368.25

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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.