Home / 896,696.64-1,237,431.29-488,789.55

Finding the Fourth Proportional to 896,696.64, 1,237,431.29 and 488,789.55

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Solution

The fourth proportional to 896,696.64, 1,237,431.29 and 488,789.55 is: 674,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,696.64 : 1,237,431.29 = 488,789.55 : x
  2. Step 2: Convert to fraction form
    896,696.64/1,237,431.29 = 488,789.55/x
  3. Step 3: Cross multiply
    896,696.64x = 1,237,431.29 × 488,789.55
  4. Step 4: Simplify right side
    896,696.64x = 604,843,477,207.86
  5. Step 5: Solve for x
    x = 604,843,477,207.86/896,696.64
  6. Step 6: Final answer
    x = 674,524.08

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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.