Home / 280,925.26-421,332.92-233,842.80

Finding the Fourth Proportional to 280,925.26, 421,332.92 and 233,842.80

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Solution

The fourth proportional to 280,925.26, 421,332.92 and 233,842.80 is: 350,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,925.26 : 421,332.92 = 233,842.80 : x
  2. Step 2: Convert to fraction form
    280,925.26/421,332.92 = 233,842.80/x
  3. Step 3: Cross multiply
    280,925.26x = 421,332.92 × 233,842.80
  4. Step 4: Simplify right side
    280,925.26x = 98,525,668,004.99
  5. Step 5: Solve for x
    x = 98,525,668,004.99/280,925.26
  6. Step 6: Final answer
    x = 350,718.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.