Home / 727,871.04-1,091,806.56-284,328

Finding the Fourth Proportional to 727,871.04, 1,091,806.56 and 284,328

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Solution

The fourth proportional to 727,871.04, 1,091,806.56 and 284,328 is: 426,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,871.04 : 1,091,806.56 = 284,328 : x
  2. Step 2: Convert to fraction form
    727,871.04/1,091,806.56 = 284,328/x
  3. Step 3: Cross multiply
    727,871.04x = 1,091,806.56 × 284,328
  4. Step 4: Simplify right side
    727,871.04x = 310,431,175,591.68
  5. Step 5: Solve for x
    x = 310,431,175,591.68/727,871.04
  6. Step 6: Final answer
    x = 426,492.00

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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.