Home / 366,531.28-549,622.48-141,996.56

Finding the Fourth Proportional to 366,531.28, 549,622.48 and 141,996.56

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Solution

The fourth proportional to 366,531.28, 549,622.48 and 141,996.56 is: 212,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,531.28 : 549,622.48 = 141,996.56 : x
  2. Step 2: Convert to fraction form
    366,531.28/549,622.48 = 141,996.56/x
  3. Step 3: Cross multiply
    366,531.28x = 549,622.48 × 141,996.56
  4. Step 4: Simplify right side
    366,531.28x = 78,044,501,458.67
  5. Step 5: Solve for x
    x = 78,044,501,458.67/366,531.28
  6. Step 6: Final answer
    x = 212,927.26

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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.