Home / 355,849.22-533,774.19-145,487.16

Finding the Fourth Proportional to 355,849.22, 533,774.19 and 145,487.16

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Solution

The fourth proportional to 355,849.22, 533,774.19 and 145,487.16 is: 218,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,849.22 : 533,774.19 = 145,487.16 : x
  2. Step 2: Convert to fraction form
    355,849.22/533,774.19 = 145,487.16/x
  3. Step 3: Cross multiply
    355,849.22x = 533,774.19 × 145,487.16
  4. Step 4: Simplify right side
    355,849.22x = 77,657,290,984.40
  5. Step 5: Solve for x
    x = 77,657,290,984.40/355,849.22
  6. Step 6: Final answer
    x = 218,230.89

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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.