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Finding the Fourth Proportional to 585,009.55, 877,514.33 and 382,055.95

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Solution

The fourth proportional to 585,009.55, 877,514.33 and 382,055.95 is: 573,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,009.55 : 877,514.33 = 382,055.95 : x
  2. Step 2: Convert to fraction form
    585,009.55/877,514.33 = 382,055.95/x
  3. Step 3: Cross multiply
    585,009.55x = 877,514.33 × 382,055.95
  4. Step 4: Simplify right side
    585,009.55x = 335,259,569,076.48
  5. Step 5: Solve for x
    x = 335,259,569,076.48/585,009.55
  6. Step 6: Final answer
    x = 573,083.93

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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.