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Finding the Fourth Proportional to 573,237.54, 859,864.82 and 218,271.24

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Solution

The fourth proportional to 573,237.54, 859,864.82 and 218,271.24 is: 327,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,237.54 : 859,864.82 = 218,271.24 : x
  2. Step 2: Convert to fraction form
    573,237.54/859,864.82 = 218,271.24/x
  3. Step 3: Cross multiply
    573,237.54x = 859,864.82 × 218,271.24
  4. Step 4: Simplify right side
    573,237.54x = 187,683,759,402.42
  5. Step 5: Solve for x
    x = 187,683,759,402.42/573,237.54
  6. Step 6: Final answer
    x = 327,410.10

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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.