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Finding the Fourth Proportional to 460,484.61, 635,486.34 and 266,898.66

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Solution

The fourth proportional to 460,484.61, 635,486.34 and 266,898.66 is: 368,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,484.61 : 635,486.34 = 266,898.66 : x
  2. Step 2: Convert to fraction form
    460,484.61/635,486.34 = 266,898.66/x
  3. Step 3: Cross multiply
    460,484.61x = 635,486.34 × 266,898.66
  4. Step 4: Simplify right side
    460,484.61x = 169,610,451,212.10
  5. Step 5: Solve for x
    x = 169,610,451,212.10/460,484.61
  6. Step 6: Final answer
    x = 368,330.34

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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.