Home / 340,583.02-510,890.73-130,238.98

Finding the Fourth Proportional to 340,583.02, 510,890.73 and 130,238.98

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Solution

The fourth proportional to 340,583.02, 510,890.73 and 130,238.98 is: 195,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,583.02 : 510,890.73 = 130,238.98 : x
  2. Step 2: Convert to fraction form
    340,583.02/510,890.73 = 130,238.98/x
  3. Step 3: Cross multiply
    340,583.02x = 510,890.73 × 130,238.98
  4. Step 4: Simplify right side
    340,583.02x = 66,537,887,566.66
  5. Step 5: Solve for x
    x = 66,537,887,566.66/340,583.02
  6. Step 6: Final answer
    x = 195,364.66

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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.