Home / 653,111.04-901,292.80-366,631.68

Finding the Fourth Proportional to 653,111.04, 901,292.80 and 366,631.68

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Solution

The fourth proportional to 653,111.04, 901,292.80 and 366,631.68 is: 505,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,111.04 : 901,292.80 = 366,631.68 : x
  2. Step 2: Convert to fraction form
    653,111.04/901,292.80 = 366,631.68/x
  3. Step 3: Cross multiply
    653,111.04x = 901,292.80 × 366,631.68
  4. Step 4: Simplify right side
    653,111.04x = 330,442,493,435.90
  5. Step 5: Solve for x
    x = 330,442,493,435.90/653,111.04
  6. Step 6: Final answer
    x = 505,951.47

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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.