Home / 896,826.10-1,237,582.29-488,919.22

Finding the Fourth Proportional to 896,826.10, 1,237,582.29 and 488,919.22

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Solution

The fourth proportional to 896,826.10, 1,237,582.29 and 488,919.22 is: 674,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,826.10 : 1,237,582.29 = 488,919.22 : x
  2. Step 2: Convert to fraction form
    896,826.10/1,237,582.29 = 488,919.22/x
  3. Step 3: Cross multiply
    896,826.10x = 1,237,582.29 × 488,919.22
  4. Step 4: Simplify right side
    896,826.10x = 605,077,767,912.61
  5. Step 5: Solve for x
    x = 605,077,767,912.61/896,826.10
  6. Step 6: Final answer
    x = 674,687.96

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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.