Home / 748,628.54-1,033,212.75-476,609.54

Finding the Fourth Proportional to 748,628.54, 1,033,212.75 and 476,609.54

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Solution

The fourth proportional to 748,628.54, 1,033,212.75 and 476,609.54 is: 657,788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,628.54 : 1,033,212.75 = 476,609.54 : x
  2. Step 2: Convert to fraction form
    748,628.54/1,033,212.75 = 476,609.54/x
  3. Step 3: Cross multiply
    748,628.54x = 1,033,212.75 × 476,609.54
  4. Step 4: Simplify right side
    748,628.54x = 492,439,053,499.64
  5. Step 5: Solve for x
    x = 492,439,053,499.64/748,628.54
  6. Step 6: Final answer
    x = 657,788.25

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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.