Home / 756,337.23-1,043,740.08-416,805.48

Finding the Fourth Proportional to 756,337.23, 1,043,740.08 and 416,805.48

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Solution

The fourth proportional to 756,337.23, 1,043,740.08 and 416,805.48 is: 575,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,337.23 : 1,043,740.08 = 416,805.48 : x
  2. Step 2: Convert to fraction form
    756,337.23/1,043,740.08 = 416,805.48/x
  3. Step 3: Cross multiply
    756,337.23x = 1,043,740.08 × 416,805.48
  4. Step 4: Simplify right side
    756,337.23x = 435,036,585,039.64
  5. Step 5: Solve for x
    x = 435,036,585,039.64/756,337.23
  6. Step 6: Final answer
    x = 575,188.64

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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.