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Finding the Fourth Proportional to 532,466.28, 734,807.03 and 290,750.54

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Solution

The fourth proportional to 532,466.28, 734,807.03 and 290,750.54 is: 401,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,466.28 : 734,807.03 = 290,750.54 : x
  2. Step 2: Convert to fraction form
    532,466.28/734,807.03 = 290,750.54/x
  3. Step 3: Cross multiply
    532,466.28x = 734,807.03 × 290,750.54
  4. Step 4: Simplify right side
    532,466.28x = 213,645,535,640.51
  5. Step 5: Solve for x
    x = 213,645,535,640.51/532,466.28
  6. Step 6: Final answer
    x = 401,237.68

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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.