Home / 896,515.35-1,237,155.17-488,608.43

Finding the Fourth Proportional to 896,515.35, 1,237,155.17 and 488,608.43

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Solution

The fourth proportional to 896,515.35, 1,237,155.17 and 488,608.43 is: 674,260.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,515.35 : 1,237,155.17 = 488,608.43 : x
  2. Step 2: Convert to fraction form
    896,515.35/1,237,155.17 = 488,608.43/x
  3. Step 3: Cross multiply
    896,515.35x = 1,237,155.17 × 488,608.43
  4. Step 4: Simplify right side
    896,515.35x = 604,484,448,775.57
  5. Step 5: Solve for x
    x = 604,484,448,775.57/896,515.35
  6. Step 6: Final answer
    x = 674,260.01

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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.