Home / 835,580.24-1,152,979.08-477,815.12

Finding the Fourth Proportional to 835,580.24, 1,152,979.08 and 477,815.12

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Solution

The fourth proportional to 835,580.24, 1,152,979.08 and 477,815.12 is: 659,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,580.24 : 1,152,979.08 = 477,815.12 : x
  2. Step 2: Convert to fraction form
    835,580.24/1,152,979.08 = 477,815.12/x
  3. Step 3: Cross multiply
    835,580.24x = 1,152,979.08 × 477,815.12
  4. Step 4: Simplify right side
    835,580.24x = 550,910,837,467.69
  5. Step 5: Solve for x
    x = 550,910,837,467.69/835,580.24
  6. Step 6: Final answer
    x = 659,315.30

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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.