Home / 476,944.20-716,582.70-358,846.20

Finding the Fourth Proportional to 476,944.20, 716,582.70 and 358,846.20

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Solution

The fourth proportional to 476,944.20, 716,582.70 and 358,846.20 is: 539,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,944.20 : 716,582.70 = 358,846.20 : x
  2. Step 2: Convert to fraction form
    476,944.20/716,582.70 = 358,846.20/x
  3. Step 3: Cross multiply
    476,944.20x = 716,582.70 × 358,846.20
  4. Step 4: Simplify right side
    476,944.20x = 257,142,978,880.74
  5. Step 5: Solve for x
    x = 257,142,978,880.74/476,944.20
  6. Step 6: Final answer
    x = 539,146.88

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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.