Home / 591,461.20-816,215.56-336,812.48

Finding the Fourth Proportional to 591,461.20, 816,215.56 and 336,812.48

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Solution

The fourth proportional to 591,461.20, 816,215.56 and 336,812.48 is: 464,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,461.20 : 816,215.56 = 336,812.48 : x
  2. Step 2: Convert to fraction form
    591,461.20/816,215.56 = 336,812.48/x
  3. Step 3: Cross multiply
    591,461.20x = 816,215.56 × 336,812.48
  4. Step 4: Simplify right side
    591,461.20x = 274,911,586,978.19
  5. Step 5: Solve for x
    x = 274,911,586,978.19/591,461.20
  6. Step 6: Final answer
    x = 464,800.71

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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.