Home / 896,746.28-1,237,508.74-494,345

Finding the Fourth Proportional to 896,746.28, 1,237,508.74 and 494,345

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Solution

The fourth proportional to 896,746.28, 1,237,508.74 and 494,345 is: 682,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,746.28 : 1,237,508.74 = 494,345 : x
  2. Step 2: Convert to fraction form
    896,746.28/1,237,508.74 = 494,345/x
  3. Step 3: Cross multiply
    896,746.28x = 1,237,508.74 × 494,345
  4. Step 4: Simplify right side
    896,746.28x = 611,756,258,075.30
  5. Step 5: Solve for x
    x = 611,756,258,075.30/896,746.28
  6. Step 6: Final answer
    x = 682,195.48

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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.