Home / 745,852.28-1,118,861.03-266,191.94

Finding the Fourth Proportional to 745,852.28, 1,118,861.03 and 266,191.94

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Solution

The fourth proportional to 745,852.28, 1,118,861.03 and 266,191.94 is: 399,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,852.28 : 1,118,861.03 = 266,191.94 : x
  2. Step 2: Convert to fraction form
    745,852.28/1,118,861.03 = 266,191.94/x
  3. Step 3: Cross multiply
    745,852.28x = 1,118,861.03 × 266,191.94
  4. Step 4: Simplify right side
    745,852.28x = 297,831,791,628.73
  5. Step 5: Solve for x
    x = 297,831,791,628.73/745,852.28
  6. Step 6: Final answer
    x = 399,317.40

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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.