Home / 767,766-1,059,514.09-423,623.35

Finding the Fourth Proportional to 767,766, 1,059,514.09 and 423,623.35

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Solution

The fourth proportional to 767,766, 1,059,514.09 and 423,623.35 is: 584,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,766 : 1,059,514.09 = 423,623.35 : x
  2. Step 2: Convert to fraction form
    767,766/1,059,514.09 = 423,623.35/x
  3. Step 3: Cross multiply
    767,766x = 1,059,514.09 × 423,623.35
  4. Step 4: Simplify right side
    767,766x = 448,834,908,178.00
  5. Step 5: Solve for x
    x = 448,834,908,178.00/767,766
  6. Step 6: Final answer
    x = 584,598.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.