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Finding the Fourth Proportional to 585,382.79, 877,444.24 and 382,902.63

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Solution

The fourth proportional to 585,382.79, 877,444.24 and 382,902.63 is: 573,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,382.79 : 877,444.24 = 382,902.63 : x
  2. Step 2: Convert to fraction form
    585,382.79/877,444.24 = 382,902.63/x
  3. Step 3: Cross multiply
    585,382.79x = 877,444.24 × 382,902.63
  4. Step 4: Simplify right side
    585,382.79x = 335,975,707,174.35
  5. Step 5: Solve for x
    x = 335,975,707,174.35/585,382.79
  6. Step 6: Final answer
    x = 573,941.89

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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.