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Finding the Fourth Proportional to 536,367.48, 804,883.47 and 311,833.59

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Solution

The fourth proportional to 536,367.48, 804,883.47 and 311,833.59 is: 467,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,367.48 : 804,883.47 = 311,833.59 : x
  2. Step 2: Convert to fraction form
    536,367.48/804,883.47 = 311,833.59/x
  3. Step 3: Cross multiply
    536,367.48x = 804,883.47 × 311,833.59
  4. Step 4: Simplify right side
    536,367.48x = 250,989,701,981.76
  5. Step 5: Solve for x
    x = 250,989,701,981.76/536,367.48
  6. Step 6: Final answer
    x = 467,943.55

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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.