Home / 552,701.70-829,927.35-419,732.10

Finding the Fourth Proportional to 552,701.70, 829,927.35 and 419,732.10

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Solution

The fourth proportional to 552,701.70, 829,927.35 and 419,732.10 is: 630,262.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,701.70 : 829,927.35 = 419,732.10 : x
  2. Step 2: Convert to fraction form
    552,701.70/829,927.35 = 419,732.10/x
  3. Step 3: Cross multiply
    552,701.70x = 829,927.35 × 419,732.10
  4. Step 4: Simplify right side
    552,701.70x = 348,347,149,462.94
  5. Step 5: Solve for x
    x = 348,347,149,462.94/552,701.70
  6. Step 6: Final answer
    x = 630,262.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.