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Finding the Fourth Proportional to 560,574.65, 840,343.84 and 223,533.31

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Solution

The fourth proportional to 560,574.65, 840,343.84 and 223,533.31 is: 335,093.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,574.65 : 840,343.84 = 223,533.31 : x
  2. Step 2: Convert to fraction form
    560,574.65/840,343.84 = 223,533.31/x
  3. Step 3: Cross multiply
    560,574.65x = 840,343.84 × 223,533.31
  4. Step 4: Simplify right side
    560,574.65x = 187,844,840,093.31
  5. Step 5: Solve for x
    x = 187,844,840,093.31/560,574.65
  6. Step 6: Final answer
    x = 335,093.35

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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.