Home / 384,595.04-576,892.99-100,285.34

Finding the Fourth Proportional to 384,595.04, 576,892.99 and 100,285.34

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Solution

The fourth proportional to 384,595.04, 576,892.99 and 100,285.34 is: 150,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,595.04 : 576,892.99 = 100,285.34 : x
  2. Step 2: Convert to fraction form
    384,595.04/576,892.99 = 100,285.34/x
  3. Step 3: Cross multiply
    384,595.04x = 576,892.99 × 100,285.34
  4. Step 4: Simplify right side
    384,595.04x = 57,853,909,645.77
  5. Step 5: Solve for x
    x = 57,853,909,645.77/384,595.04
  6. Step 6: Final answer
    x = 150,428.12

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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.