Home / 1,256,853.03-1,885,036.23-488,349.42

Finding the Fourth Proportional to 1,256,853.03, 1,885,036.23 and 488,349.42

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Solution

The fourth proportional to 1,256,853.03, 1,885,036.23 and 488,349.42 is: 732,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,853.03 : 1,885,036.23 = 488,349.42 : x
  2. Step 2: Convert to fraction form
    1,256,853.03/1,885,036.23 = 488,349.42/x
  3. Step 3: Cross multiply
    1,256,853.03x = 1,885,036.23 × 488,349.42
  4. Step 4: Simplify right side
    1,256,853.03x = 920,556,349,599.49
  5. Step 5: Solve for x
    x = 920,556,349,599.49/1,256,853.03
  6. Step 6: Final answer
    x = 732,429.59

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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.