Home / 361,359.20-499,095.60-340,364

Finding the Fourth Proportional to 361,359.20, 499,095.60 and 340,364

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Solution

The fourth proportional to 361,359.20, 499,095.60 and 340,364 is: 470,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,359.20 : 499,095.60 = 340,364 : x
  2. Step 2: Convert to fraction form
    361,359.20/499,095.60 = 340,364/x
  3. Step 3: Cross multiply
    361,359.20x = 499,095.60 × 340,364
  4. Step 4: Simplify right side
    361,359.20x = 169,874,174,798.40
  5. Step 5: Solve for x
    x = 169,874,174,798.40/361,359.20
  6. Step 6: Final answer
    x = 470,097.83

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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.