Home / 1,154,707.72-1,731,857.46-313,325.08

Finding the Fourth Proportional to 1,154,707.72, 1,731,857.46 and 313,325.08

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Solution

The fourth proportional to 1,154,707.72, 1,731,857.46 and 313,325.08 is: 469,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,707.72 : 1,731,857.46 = 313,325.08 : x
  2. Step 2: Convert to fraction form
    1,154,707.72/1,731,857.46 = 313,325.08/x
  3. Step 3: Cross multiply
    1,154,707.72x = 1,731,857.46 × 313,325.08
  4. Step 4: Simplify right side
    1,154,707.72x = 542,634,384,083.86
  5. Step 5: Solve for x
    x = 542,634,384,083.86/1,154,707.72
  6. Step 6: Final answer
    x = 469,932.24

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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.