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Finding the Fourth Proportional to 652,846.82, 900,697.64 and 426,623.54

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Solution

The fourth proportional to 652,846.82, 900,697.64 and 426,623.54 is: 588,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,846.82 : 900,697.64 = 426,623.54 : x
  2. Step 2: Convert to fraction form
    652,846.82/900,697.64 = 426,623.54/x
  3. Step 3: Cross multiply
    652,846.82x = 900,697.64 × 426,623.54
  4. Step 4: Simplify right side
    652,846.82x = 384,258,809,009.84
  5. Step 5: Solve for x
    x = 384,258,809,009.84/652,846.82
  6. Step 6: Final answer
    x = 588,589.54

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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.