Home / 843,504.84-1,265,115.11-363,600.50

Finding the Fourth Proportional to 843,504.84, 1,265,115.11 and 363,600.50

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Solution

The fourth proportional to 843,504.84, 1,265,115.11 and 363,600.50 is: 545,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,504.84 : 1,265,115.11 = 363,600.50 : x
  2. Step 2: Convert to fraction form
    843,504.84/1,265,115.11 = 363,600.50/x
  3. Step 3: Cross multiply
    843,504.84x = 1,265,115.11 × 363,600.50
  4. Step 4: Simplify right side
    843,504.84x = 459,996,478,409.98
  5. Step 5: Solve for x
    x = 459,996,478,409.98/843,504.84
  6. Step 6: Final answer
    x = 545,339.47

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Double scale
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1.5x scale

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.