Home / 340,584.02-510,892.23-130,239.98

Finding the Fourth Proportional to 340,584.02, 510,892.23 and 130,239.98

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Solution

The fourth proportional to 340,584.02, 510,892.23 and 130,239.98 is: 195,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,584.02 : 510,892.23 = 130,239.98 : x
  2. Step 2: Convert to fraction form
    340,584.02/510,892.23 = 130,239.98/x
  3. Step 3: Cross multiply
    340,584.02x = 510,892.23 × 130,239.98
  4. Step 4: Simplify right side
    340,584.02x = 66,538,593,817.36
  5. Step 5: Solve for x
    x = 66,538,593,817.36/340,584.02
  6. Step 6: Final answer
    x = 195,366.16

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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.