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Finding the Fourth Proportional to 458,536.34, 632,799.91 and 254,587.27

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Solution

The fourth proportional to 458,536.34, 632,799.91 and 254,587.27 is: 351,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,536.34 : 632,799.91 = 254,587.27 : x
  2. Step 2: Convert to fraction form
    458,536.34/632,799.91 = 254,587.27/x
  3. Step 3: Cross multiply
    458,536.34x = 632,799.91 × 254,587.27
  4. Step 4: Simplify right side
    458,536.34x = 161,102,799,642.91
  5. Step 5: Solve for x
    x = 161,102,799,642.91/458,536.34
  6. Step 6: Final answer
    x = 351,341.40

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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.