Home / 737,798.40-1,018,199.70-451,228.50

Finding the Fourth Proportional to 737,798.40, 1,018,199.70 and 451,228.50

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Solution

The fourth proportional to 737,798.40, 1,018,199.70 and 451,228.50 is: 622,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,798.40 : 1,018,199.70 = 451,228.50 : x
  2. Step 2: Convert to fraction form
    737,798.40/1,018,199.70 = 451,228.50/x
  3. Step 3: Cross multiply
    737,798.40x = 1,018,199.70 × 451,228.50
  4. Step 4: Simplify right side
    737,798.40x = 459,440,723,331.45
  5. Step 5: Solve for x
    x = 459,440,723,331.45/737,798.40
  6. Step 6: Final answer
    x = 622,718.51

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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.