Home / 355,846.10-533,769.51-145,484.04

Finding the Fourth Proportional to 355,846.10, 533,769.51 and 145,484.04

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Solution

The fourth proportional to 355,846.10, 533,769.51 and 145,484.04 is: 218,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,846.10 : 533,769.51 = 145,484.04 : x
  2. Step 2: Convert to fraction form
    355,846.10/533,769.51 = 145,484.04/x
  3. Step 3: Cross multiply
    355,846.10x = 533,769.51 × 145,484.04
  4. Step 4: Simplify right side
    355,846.10x = 77,654,944,016.20
  5. Step 5: Solve for x
    x = 77,654,944,016.20/355,846.10
  6. Step 6: Final answer
    x = 218,226.21

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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.