Home / 918,460.26-1,377,704.43-349,872.93

Finding the Fourth Proportional to 918,460.26, 1,377,704.43 and 349,872.93

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Solution

The fourth proportional to 918,460.26, 1,377,704.43 and 349,872.93 is: 524,814.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,460.26 : 1,377,704.43 = 349,872.93 : x
  2. Step 2: Convert to fraction form
    918,460.26/1,377,704.43 = 349,872.93/x
  3. Step 3: Cross multiply
    918,460.26x = 1,377,704.43 × 349,872.93
  4. Step 4: Simplify right side
    918,460.26x = 482,021,485,598.08
  5. Step 5: Solve for x
    x = 482,021,485,598.08/918,460.26
  6. Step 6: Final answer
    x = 524,814.74

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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.