Home / 1,124,540.70-1,686,898.53-325,833.72

Finding the Fourth Proportional to 1,124,540.70, 1,686,898.53 and 325,833.72

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Solution

The fourth proportional to 1,124,540.70, 1,686,898.53 and 325,833.72 is: 488,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,540.70 : 1,686,898.53 = 325,833.72 : x
  2. Step 2: Convert to fraction form
    1,124,540.70/1,686,898.53 = 325,833.72/x
  3. Step 3: Cross multiply
    1,124,540.70x = 1,686,898.53 × 325,833.72
  4. Step 4: Simplify right side
    1,124,540.70x = 549,648,423,292.43
  5. Step 5: Solve for x
    x = 549,648,423,292.43/1,124,540.70
  6. Step 6: Final answer
    x = 488,775.93

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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.