Home / 423,508.10-584,274.47-242,122.56

Finding the Fourth Proportional to 423,508.10, 584,274.47 and 242,122.56

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Solution

The fourth proportional to 423,508.10, 584,274.47 and 242,122.56 is: 334,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,508.10 : 584,274.47 = 242,122.56 : x
  2. Step 2: Convert to fraction form
    423,508.10/584,274.47 = 242,122.56/x
  3. Step 3: Cross multiply
    423,508.10x = 584,274.47 × 242,122.56
  4. Step 4: Simplify right side
    423,508.10x = 141,466,029,208.43
  5. Step 5: Solve for x
    x = 141,466,029,208.43/423,508.10
  6. Step 6: Final answer
    x = 334,033.83

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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.