Home / 1,132,146.65-1,698,029.27-322,474.13

Finding the Fourth Proportional to 1,132,146.65, 1,698,029.27 and 322,474.13

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Solution

The fourth proportional to 1,132,146.65, 1,698,029.27 and 322,474.13 is: 483,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,146.65 : 1,698,029.27 = 322,474.13 : x
  2. Step 2: Convert to fraction form
    1,132,146.65/1,698,029.27 = 322,474.13/x
  3. Step 3: Cross multiply
    1,132,146.65x = 1,698,029.27 × 322,474.13
  4. Step 4: Simplify right side
    1,132,146.65x = 547,570,501,455.27
  5. Step 5: Solve for x
    x = 547,570,501,455.27/1,132,146.65
  6. Step 6: Final answer
    x = 483,656.87

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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.