Home / 355,564.28-533,346.94-145,202.22

Finding the Fourth Proportional to 355,564.28, 533,346.94 and 145,202.22

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Solution

The fourth proportional to 355,564.28, 533,346.94 and 145,202.22 is: 217,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,564.28 : 533,346.94 = 145,202.22 : x
  2. Step 2: Convert to fraction form
    355,564.28/533,346.94 = 145,202.22/x
  3. Step 3: Cross multiply
    355,564.28x = 533,346.94 × 145,202.22
  4. Step 4: Simplify right side
    355,564.28x = 77,443,159,815.28
  5. Step 5: Solve for x
    x = 77,443,159,815.28/355,564.28
  6. Step 6: Final answer
    x = 217,803.54

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1.5x scale

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.