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Finding the Fourth Proportional to 560,596.65, 840,395.03 and 205,527.93

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Solution

The fourth proportional to 560,596.65, 840,395.03 and 205,527.93 is: 308,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,596.65 : 840,395.03 = 205,527.93 : x
  2. Step 2: Convert to fraction form
    560,596.65/840,395.03 = 205,527.93/x
  3. Step 3: Cross multiply
    560,596.65x = 840,395.03 × 205,527.93
  4. Step 4: Simplify right side
    560,596.65x = 172,724,649,870.55
  5. Step 5: Solve for x
    x = 172,724,649,870.55/560,596.65
  6. Step 6: Final answer
    x = 308,108.60

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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.