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Finding the Fourth Proportional to 432,804.79, 597,301.53 and 239,208.33

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Solution

The fourth proportional to 432,804.79, 597,301.53 and 239,208.33 is: 330,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,804.79 : 597,301.53 = 239,208.33 : x
  2. Step 2: Convert to fraction form
    432,804.79/597,301.53 = 239,208.33/x
  3. Step 3: Cross multiply
    432,804.79x = 597,301.53 × 239,208.33
  4. Step 4: Simplify right side
    432,804.79x = 142,879,501,497.75
  5. Step 5: Solve for x
    x = 142,879,501,497.75/432,804.79
  6. Step 6: Final answer
    x = 330,124.59

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1.5x scale

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.