Home / 896,661.57-1,237,368.33-488,771.37

Finding the Fourth Proportional to 896,661.57, 1,237,368.33 and 488,771.37

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Solution

The fourth proportional to 896,661.57, 1,237,368.33 and 488,771.37 is: 674,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,661.57 : 1,237,368.33 = 488,771.37 : x
  2. Step 2: Convert to fraction form
    896,661.57/1,237,368.33 = 488,771.37/x
  3. Step 3: Cross multiply
    896,661.57x = 1,237,368.33 × 488,771.37
  4. Step 4: Simplify right side
    896,661.57x = 604,790,213,848.71
  5. Step 5: Solve for x
    x = 604,790,213,848.71/896,661.57
  6. Step 6: Final answer
    x = 674,491.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.