Home / 466,415.91-643,646.37-262,466.70

Finding the Fourth Proportional to 466,415.91, 643,646.37 and 262,466.70

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Solution

The fourth proportional to 466,415.91, 643,646.37 and 262,466.70 is: 362,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,415.91 : 643,646.37 = 262,466.70 : x
  2. Step 2: Convert to fraction form
    466,415.91/643,646.37 = 262,466.70/x
  3. Step 3: Cross multiply
    466,415.91x = 643,646.37 × 262,466.70
  4. Step 4: Simplify right side
    466,415.91x = 168,935,738,700.88
  5. Step 5: Solve for x
    x = 168,935,738,700.88/466,415.91
  6. Step 6: Final answer
    x = 362,199.78

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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.