Home / 437,136.48-603,279.50-243,560.25

Finding the Fourth Proportional to 437,136.48, 603,279.50 and 243,560.25

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Solution

The fourth proportional to 437,136.48, 603,279.50 and 243,560.25 is: 336,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,136.48 : 603,279.50 = 243,560.25 : x
  2. Step 2: Convert to fraction form
    437,136.48/603,279.50 = 243,560.25/x
  3. Step 3: Cross multiply
    437,136.48x = 603,279.50 × 243,560.25
  4. Step 4: Simplify right side
    437,136.48x = 146,934,904,622.07
  5. Step 5: Solve for x
    x = 146,934,904,622.07/437,136.48
  6. Step 6: Final answer
    x = 336,130.50

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Similar ratio
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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.