Home / 717,857.24-1,076,806.76-268,492.37

Finding the Fourth Proportional to 717,857.24, 1,076,806.76 and 268,492.37

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Solution

The fourth proportional to 717,857.24, 1,076,806.76 and 268,492.37 is: 402,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,857.24 : 1,076,806.76 = 268,492.37 : x
  2. Step 2: Convert to fraction form
    717,857.24/1,076,806.76 = 268,492.37/x
  3. Step 3: Cross multiply
    717,857.24x = 1,076,806.76 × 268,492.37
  4. Step 4: Simplify right side
    717,857.24x = 289,114,399,865.23
  5. Step 5: Solve for x
    x = 289,114,399,865.23/717,857.24
  6. Step 6: Final answer
    x = 402,746.38

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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.