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Finding the Fourth Proportional to 423,616.92, 584,573.83 and 230,017.06

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Solution

The fourth proportional to 423,616.92, 584,573.83 and 230,017.06 is: 317,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,616.92 : 584,573.83 = 230,017.06 : x
  2. Step 2: Convert to fraction form
    423,616.92/584,573.83 = 230,017.06/x
  3. Step 3: Cross multiply
    423,616.92x = 584,573.83 × 230,017.06
  4. Step 4: Simplify right side
    423,616.92x = 134,461,953,729.54
  5. Step 5: Solve for x
    x = 134,461,953,729.54/423,616.92
  6. Step 6: Final answer
    x = 317,414.03

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1.5x scale

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.