Home / 756,152.88-1,043,537.40-416,621.04

Finding the Fourth Proportional to 756,152.88, 1,043,537.40 and 416,621.04

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Solution

The fourth proportional to 756,152.88, 1,043,537.40 and 416,621.04 is: 574,962.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,152.88 : 1,043,537.40 = 416,621.04 : x
  2. Step 2: Convert to fraction form
    756,152.88/1,043,537.40 = 416,621.04/x
  3. Step 3: Cross multiply
    756,152.88x = 1,043,537.40 × 416,621.04
  4. Step 4: Simplify right side
    756,152.88x = 434,759,636,866.90
  5. Step 5: Solve for x
    x = 434,759,636,866.90/756,152.88
  6. Step 6: Final answer
    x = 574,962.61

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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.