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Finding the Fourth Proportional to 603,063.50, 903,412.44 and 349,811.93

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Solution

The fourth proportional to 603,063.50, 903,412.44 and 349,811.93 is: 524,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,063.50 : 903,412.44 = 349,811.93 : x
  2. Step 2: Convert to fraction form
    603,063.50/903,412.44 = 349,811.93/x
  3. Step 3: Cross multiply
    603,063.50x = 903,412.44 × 349,811.93
  4. Step 4: Simplify right side
    603,063.50x = 316,024,451,480.94
  5. Step 5: Solve for x
    x = 316,024,451,480.94/603,063.50
  6. Step 6: Final answer
    x = 524,031.80

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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.