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Finding the Fourth Proportional to 598,568.96, 895,887.12 and 455,642.72

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Solution

The fourth proportional to 598,568.96, 895,887.12 and 455,642.72 is: 681,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,568.96 : 895,887.12 = 455,642.72 : x
  2. Step 2: Convert to fraction form
    598,568.96/895,887.12 = 455,642.72/x
  3. Step 3: Cross multiply
    598,568.96x = 895,887.12 × 455,642.72
  4. Step 4: Simplify right side
    598,568.96x = 408,204,444,169.77
  5. Step 5: Solve for x
    x = 408,204,444,169.77/598,568.96
  6. Step 6: Final answer
    x = 681,967.28

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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.