Home / 436,208.72-654,360-183,514.96

Finding the Fourth Proportional to 436,208.72, 654,360 and 183,514.96

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Solution

The fourth proportional to 436,208.72, 654,360 and 183,514.96 is: 275,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,208.72 : 654,360 = 183,514.96 : x
  2. Step 2: Convert to fraction form
    436,208.72/654,360 = 183,514.96/x
  3. Step 3: Cross multiply
    436,208.72x = 654,360 × 183,514.96
  4. Step 4: Simplify right side
    436,208.72x = 120,084,849,225.60
  5. Step 5: Solve for x
    x = 120,084,849,225.60/436,208.72
  6. Step 6: Final answer
    x = 275,292.18

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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.