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Finding the Fourth Proportional to 498,000.48, 745,688.52 and 297,846.24

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Solution

The fourth proportional to 498,000.48, 745,688.52 and 297,846.24 is: 445,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,000.48 : 745,688.52 = 297,846.24 : x
  2. Step 2: Convert to fraction form
    498,000.48/745,688.52 = 297,846.24/x
  3. Step 3: Cross multiply
    498,000.48x = 745,688.52 × 297,846.24
  4. Step 4: Simplify right side
    498,000.48x = 222,100,521,893.17
  5. Step 5: Solve for x
    x = 222,100,521,893.17/498,000.48
  6. Step 6: Final answer
    x = 445,984.55

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1.5x scale

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.