Home / 697,710.40-1,046,857.20-224,540.80

Finding the Fourth Proportional to 697,710.40, 1,046,857.20 and 224,540.80

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Solution

The fourth proportional to 697,710.40, 1,046,857.20 and 224,540.80 is: 336,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,710.40 : 1,046,857.20 = 224,540.80 : x
  2. Step 2: Convert to fraction form
    697,710.40/1,046,857.20 = 224,540.80/x
  3. Step 3: Cross multiply
    697,710.40x = 1,046,857.20 × 224,540.80
  4. Step 4: Simplify right side
    697,710.40x = 235,062,153,173.76
  5. Step 5: Solve for x
    x = 235,062,153,173.76/697,710.40
  6. Step 6: Final answer
    x = 336,905.04

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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.