Home / 1,656,668.10-2,484,725.32-458,711.51

Finding the Fourth Proportional to 1,656,668.10, 2,484,725.32 and 458,711.51

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Solution

The fourth proportional to 1,656,668.10, 2,484,725.32 and 458,711.51 is: 687,990.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,668.10 : 2,484,725.32 = 458,711.51 : x
  2. Step 2: Convert to fraction form
    1,656,668.10/2,484,725.32 = 458,711.51/x
  3. Step 3: Cross multiply
    1,656,668.10x = 2,484,725.32 × 458,711.51
  4. Step 4: Simplify right side
    1,656,668.10x = 1,139,772,103,472.43
  5. Step 5: Solve for x
    x = 1,139,772,103,472.43/1,656,668.10
  6. Step 6: Final answer
    x = 687,990.61

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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.