Home / 872,204.81-1,308,814.82-366,729.17

Finding the Fourth Proportional to 872,204.81, 1,308,814.82 and 366,729.17

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Solution

The fourth proportional to 872,204.81, 1,308,814.82 and 366,729.17 is: 550,307.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,204.81 : 1,308,814.82 = 366,729.17 : x
  2. Step 2: Convert to fraction form
    872,204.81/1,308,814.82 = 366,729.17/x
  3. Step 3: Cross multiply
    872,204.81x = 1,308,814.82 × 366,729.17
  4. Step 4: Simplify right side
    872,204.81x = 479,980,572,622.30
  5. Step 5: Solve for x
    x = 479,980,572,622.30/872,204.81
  6. Step 6: Final answer
    x = 550,307.18

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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.