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Finding the Fourth Proportional to 585,960.93, 878,036.76 and 395,675.55

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Solution

The fourth proportional to 585,960.93, 878,036.76 and 395,675.55 is: 592,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,960.93 : 878,036.76 = 395,675.55 : x
  2. Step 2: Convert to fraction form
    585,960.93/878,036.76 = 395,675.55/x
  3. Step 3: Cross multiply
    585,960.93x = 878,036.76 × 395,675.55
  4. Step 4: Simplify right side
    585,960.93x = 347,417,677,933.22
  5. Step 5: Solve for x
    x = 347,417,677,933.22/585,960.93
  6. Step 6: Final answer
    x = 592,902.46

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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.