Home / 477,205.04-658,556.59-290,947.25

Finding the Fourth Proportional to 477,205.04, 658,556.59 and 290,947.25

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Solution

The fourth proportional to 477,205.04, 658,556.59 and 290,947.25 is: 401,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,205.04 : 658,556.59 = 290,947.25 : x
  2. Step 2: Convert to fraction form
    477,205.04/658,556.59 = 290,947.25/x
  3. Step 3: Cross multiply
    477,205.04x = 658,556.59 × 290,947.25
  4. Step 4: Simplify right side
    477,205.04x = 191,605,228,829.88
  5. Step 5: Solve for x
    x = 191,605,228,829.88/477,205.04
  6. Step 6: Final answer
    x = 401,515.52

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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.