Home / 494,708.42-742,416.93-210,598.16

Finding the Fourth Proportional to 494,708.42, 742,416.93 and 210,598.16

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Solution

The fourth proportional to 494,708.42, 742,416.93 and 210,598.16 is: 316,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,708.42 : 742,416.93 = 210,598.16 : x
  2. Step 2: Convert to fraction form
    494,708.42/742,416.93 = 210,598.16/x
  3. Step 3: Cross multiply
    494,708.42x = 742,416.93 × 210,598.16
  4. Step 4: Simplify right side
    494,708.42x = 156,351,635,698.76
  5. Step 5: Solve for x
    x = 156,351,635,698.76/494,708.42
  6. Step 6: Final answer
    x = 316,048.06

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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.