Home / 466,360.62-643,563-262,423.14

Finding the Fourth Proportional to 466,360.62, 643,563 and 262,423.14

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Solution

The fourth proportional to 466,360.62, 643,563 and 262,423.14 is: 362,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,360.62 : 643,563 = 262,423.14 : x
  2. Step 2: Convert to fraction form
    466,360.62/643,563 = 262,423.14/x
  3. Step 3: Cross multiply
    466,360.62x = 643,563 × 262,423.14
  4. Step 4: Simplify right side
    466,360.62x = 168,885,823,247.82
  5. Step 5: Solve for x
    x = 168,885,823,247.82/466,360.62
  6. Step 6: Final answer
    x = 362,135.69

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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.