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Finding the Fourth Proportional to 432,474.76, 596,707.72 and 375,022.27

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Solution

The fourth proportional to 432,474.76, 596,707.72 and 375,022.27 is: 517,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,474.76 : 596,707.72 = 375,022.27 : x
  2. Step 2: Convert to fraction form
    432,474.76/596,707.72 = 375,022.27/x
  3. Step 3: Cross multiply
    432,474.76x = 596,707.72 × 375,022.27
  4. Step 4: Simplify right side
    432,474.76x = 223,778,683,680.92
  5. Step 5: Solve for x
    x = 223,778,683,680.92/432,474.76
  6. Step 6: Final answer
    x = 517,437.56

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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.