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Finding the Fourth Proportional to 340,034.04, 509,832.36 and 162,537.12

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Solution

The fourth proportional to 340,034.04, 509,832.36 and 162,537.12 is: 243,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,034.04 : 509,832.36 = 162,537.12 : x
  2. Step 2: Convert to fraction form
    340,034.04/509,832.36 = 162,537.12/x
  3. Step 3: Cross multiply
    340,034.04x = 509,832.36 × 162,537.12
  4. Step 4: Simplify right side
    340,034.04x = 82,866,683,477.20
  5. Step 5: Solve for x
    x = 82,866,683,477.20/340,034.04
  6. Step 6: Final answer
    x = 243,701.14

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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.