Home / 896,459.81-1,237,078.42-488,552.87

Finding the Fourth Proportional to 896,459.81, 1,237,078.42 and 488,552.87

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Solution

The fourth proportional to 896,459.81, 1,237,078.42 and 488,552.87 is: 674,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,459.81 : 1,237,078.42 = 488,552.87 : x
  2. Step 2: Convert to fraction form
    896,459.81/1,237,078.42 = 488,552.87/x
  3. Step 3: Cross multiply
    896,459.81x = 1,237,078.42 × 488,552.87
  4. Step 4: Simplify right side
    896,459.81x = 604,378,207,418.81
  5. Step 5: Solve for x
    x = 604,378,207,418.81/896,459.81
  6. Step 6: Final answer
    x = 674,183.28

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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.