Home / 757,492.40-1,045,361.22-417,982.52

Finding the Fourth Proportional to 757,492.40, 1,045,361.22 and 417,982.52

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Solution

The fourth proportional to 757,492.40, 1,045,361.22 and 417,982.52 is: 576,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,492.40 : 1,045,361.22 = 417,982.52 : x
  2. Step 2: Convert to fraction form
    757,492.40/1,045,361.22 = 417,982.52/x
  3. Step 3: Cross multiply
    757,492.40x = 1,045,361.22 × 417,982.52
  4. Step 4: Simplify right side
    757,492.40x = 436,942,717,045.87
  5. Step 5: Solve for x
    x = 436,942,717,045.87/757,492.40
  6. Step 6: Final answer
    x = 576,827.86

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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.