Home / 437,143.16-603,267.66-243,563.69

Finding the Fourth Proportional to 437,143.16, 603,267.66 and 243,563.69

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Solution

The fourth proportional to 437,143.16, 603,267.66 and 243,563.69 is: 336,123.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,143.16 : 603,267.66 = 243,563.69 : x
  2. Step 2: Convert to fraction form
    437,143.16/603,267.66 = 243,563.69/x
  3. Step 3: Cross multiply
    437,143.16x = 603,267.66 × 243,563.69
  4. Step 4: Simplify right side
    437,143.16x = 146,934,098,835.44
  5. Step 5: Solve for x
    x = 146,934,098,835.44/437,143.16
  6. Step 6: Final answer
    x = 336,123.52

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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.