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Finding the Fourth Proportional to 573,055.62, 859,717.89 and 563,534.88

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Solution

The fourth proportional to 573,055.62, 859,717.89 and 563,534.88 is: 845,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,055.62 : 859,717.89 = 563,534.88 : x
  2. Step 2: Convert to fraction form
    573,055.62/859,717.89 = 563,534.88/x
  3. Step 3: Cross multiply
    573,055.62x = 859,717.89 × 563,534.88
  4. Step 4: Simplify right side
    573,055.62x = 484,481,017,975.00
  5. Step 5: Solve for x
    x = 484,481,017,975.00/573,055.62
  6. Step 6: Final answer
    x = 845,434.55

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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.