Home / 497,104.04-686,004.41-282,244.11

Finding the Fourth Proportional to 497,104.04, 686,004.41 and 282,244.11

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Solution

The fourth proportional to 497,104.04, 686,004.41 and 282,244.11 is: 389,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,104.04 : 686,004.41 = 282,244.11 : x
  2. Step 2: Convert to fraction form
    497,104.04/686,004.41 = 282,244.11/x
  3. Step 3: Cross multiply
    497,104.04x = 686,004.41 × 282,244.11
  4. Step 4: Simplify right side
    497,104.04x = 193,620,704,156.53
  5. Step 5: Solve for x
    x = 193,620,704,156.53/497,104.04
  6. Step 6: Final answer
    x = 389,497.35

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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.