Home / 849,615.50-1,274,423.34-350,992.46

Finding the Fourth Proportional to 849,615.50, 1,274,423.34 and 350,992.46

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Solution

The fourth proportional to 849,615.50, 1,274,423.34 and 350,992.46 is: 526,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,615.50 : 1,274,423.34 = 350,992.46 : x
  2. Step 2: Convert to fraction form
    849,615.50/1,274,423.34 = 350,992.46/x
  3. Step 3: Cross multiply
    849,615.50x = 1,274,423.34 × 350,992.46
  4. Step 4: Simplify right side
    849,615.50x = 447,312,983,188.02
  5. Step 5: Solve for x
    x = 447,312,983,188.02/849,615.50
  6. Step 6: Final answer
    x = 526,488.73

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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.