Home / 896,429.84-1,237,037.09-488,522.97

Finding the Fourth Proportional to 896,429.84, 1,237,037.09 and 488,522.97

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Solution

The fourth proportional to 896,429.84, 1,237,037.09 and 488,522.97 is: 674,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,429.84 : 1,237,037.09 = 488,522.97 : x
  2. Step 2: Convert to fraction form
    896,429.84/1,237,037.09 = 488,522.97/x
  3. Step 3: Cross multiply
    896,429.84x = 1,237,037.09 × 488,522.97
  4. Step 4: Simplify right side
    896,429.84x = 604,321,035,617.48
  5. Step 5: Solve for x
    x = 604,321,035,617.48/896,429.84
  6. Step 6: Final answer
    x = 674,142.04

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1.5x scale

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.