Home / 437,711.96-604,136.40-276,464.46

Finding the Fourth Proportional to 437,711.96, 604,136.40 and 276,464.46

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Solution

The fourth proportional to 437,711.96, 604,136.40 and 276,464.46 is: 381,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,711.96 : 604,136.40 = 276,464.46 : x
  2. Step 2: Convert to fraction form
    437,711.96/604,136.40 = 276,464.46/x
  3. Step 3: Cross multiply
    437,711.96x = 604,136.40 × 276,464.46
  4. Step 4: Simplify right side
    437,711.96x = 167,022,243,592.34
  5. Step 5: Solve for x
    x = 167,022,243,592.34/437,711.96
  6. Step 6: Final answer
    x = 381,580.26

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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.