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Finding the Fourth Proportional to 432,633.36, 597,030.75 and 251,451.48

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Solution

The fourth proportional to 432,633.36, 597,030.75 and 251,451.48 is: 347,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,633.36 : 597,030.75 = 251,451.48 : x
  2. Step 2: Convert to fraction form
    432,633.36/597,030.75 = 251,451.48/x
  3. Step 3: Cross multiply
    432,633.36x = 597,030.75 × 251,451.48
  4. Step 4: Simplify right side
    432,633.36x = 150,124,265,693.01
  5. Step 5: Solve for x
    x = 150,124,265,693.01/432,633.36
  6. Step 6: Final answer
    x = 347,001.13

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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.