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Finding the Fourth Proportional to 655,634.46, 983,626.71 and 234,952.86

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Solution

The fourth proportional to 655,634.46, 983,626.71 and 234,952.86 is: 352,492.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,634.46 : 983,626.71 = 234,952.86 : x
  2. Step 2: Convert to fraction form
    655,634.46/983,626.71 = 234,952.86/x
  3. Step 3: Cross multiply
    655,634.46x = 983,626.71 × 234,952.86
  4. Step 4: Simplify right side
    655,634.46x = 231,105,908,686.89
  5. Step 5: Solve for x
    x = 231,105,908,686.89/655,634.46
  6. Step 6: Final answer
    x = 352,492.01

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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.