Home / 603,741.72-833,159.34-331,812.12

Finding the Fourth Proportional to 603,741.72, 833,159.34 and 331,812.12

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Solution

The fourth proportional to 603,741.72, 833,159.34 and 331,812.12 is: 457,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,741.72 : 833,159.34 = 331,812.12 : x
  2. Step 2: Convert to fraction form
    603,741.72/833,159.34 = 331,812.12/x
  3. Step 3: Cross multiply
    603,741.72x = 833,159.34 × 331,812.12
  4. Step 4: Simplify right side
    603,741.72x = 276,452,366,903.20
  5. Step 5: Solve for x
    x = 276,452,366,903.20/603,741.72
  6. Step 6: Final answer
    x = 457,898.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.