Home / 877,864.82-1,316,922.64-270,704.41

Finding the Fourth Proportional to 877,864.82, 1,316,922.64 and 270,704.41

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Solution

The fourth proportional to 877,864.82, 1,316,922.64 and 270,704.41 is: 406,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,864.82 : 1,316,922.64 = 270,704.41 : x
  2. Step 2: Convert to fraction form
    877,864.82/1,316,922.64 = 270,704.41/x
  3. Step 3: Cross multiply
    877,864.82x = 1,316,922.64 × 270,704.41
  4. Step 4: Simplify right side
    877,864.82x = 356,496,762,307.78
  5. Step 5: Solve for x
    x = 356,496,762,307.78/877,864.82
  6. Step 6: Final answer
    x = 406,095.29

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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.