Home / 466,026.93-643,111.03-262,077.79

Finding the Fourth Proportional to 466,026.93, 643,111.03 and 262,077.79

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Solution

The fourth proportional to 466,026.93, 643,111.03 and 262,077.79 is: 361,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,026.93 : 643,111.03 = 262,077.79 : x
  2. Step 2: Convert to fraction form
    466,026.93/643,111.03 = 262,077.79/x
  3. Step 3: Cross multiply
    466,026.93x = 643,111.03 × 262,077.79
  4. Step 4: Simplify right side
    466,026.93x = 168,545,117,467.02
  5. Step 5: Solve for x
    x = 168,545,117,467.02/466,026.93
  6. Step 6: Final answer
    x = 361,663.90

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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.