Home / 637,176.03-955,382.35-432,262.34

Finding the Fourth Proportional to 637,176.03, 955,382.35 and 432,262.34

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Solution

The fourth proportional to 637,176.03, 955,382.35 and 432,262.34 is: 648,134.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,176.03 : 955,382.35 = 432,262.34 : x
  2. Step 2: Convert to fraction form
    637,176.03/955,382.35 = 432,262.34/x
  3. Step 3: Cross multiply
    637,176.03x = 955,382.35 × 432,262.34
  4. Step 4: Simplify right side
    637,176.03x = 412,975,810,205.70
  5. Step 5: Solve for x
    x = 412,975,810,205.70/637,176.03
  6. Step 6: Final answer
    x = 648,134.57

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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.