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Finding the Fourth Proportional to 472,096.58, 708,354.16 and 247,403.59

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Solution

The fourth proportional to 472,096.58, 708,354.16 and 247,403.59 is: 371,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,096.58 : 708,354.16 = 247,403.59 : x
  2. Step 2: Convert to fraction form
    472,096.58/708,354.16 = 247,403.59/x
  3. Step 3: Cross multiply
    472,096.58x = 708,354.16 × 247,403.59
  4. Step 4: Simplify right side
    472,096.58x = 175,249,359,786.04
  5. Step 5: Solve for x
    x = 175,249,359,786.04/472,096.58
  6. Step 6: Final answer
    x = 371,215.06

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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.