Home / 1,024,120.25-1,536,332.55-331,455.43

Finding the Fourth Proportional to 1,024,120.25, 1,536,332.55 and 331,455.43

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Solution

The fourth proportional to 1,024,120.25, 1,536,332.55 and 331,455.43 is: 497,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,120.25 : 1,536,332.55 = 331,455.43 : x
  2. Step 2: Convert to fraction form
    1,024,120.25/1,536,332.55 = 331,455.43/x
  3. Step 3: Cross multiply
    1,024,120.25x = 1,536,332.55 × 331,455.43
  4. Step 4: Simplify right side
    1,024,120.25x = 509,225,765,983.25
  5. Step 5: Solve for x
    x = 509,225,765,983.25/1,024,120.25
  6. Step 6: Final answer
    x = 497,232.40

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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.