Home / 340,779.04-511,217.92-104,091.36

Finding the Fourth Proportional to 340,779.04, 511,217.92 and 104,091.36

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Solution

The fourth proportional to 340,779.04, 511,217.92 and 104,091.36 is: 156,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,779.04 : 511,217.92 = 104,091.36 : x
  2. Step 2: Convert to fraction form
    340,779.04/511,217.92 = 104,091.36/x
  3. Step 3: Cross multiply
    340,779.04x = 511,217.92 × 104,091.36
  4. Step 4: Simplify right side
    340,779.04x = 53,213,368,549.17
  5. Step 5: Solve for x
    x = 53,213,368,549.17/340,779.04
  6. Step 6: Final answer
    x = 156,152.12

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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.