Home / 945,819.05-1,305,269.51-537,992.69

Finding the Fourth Proportional to 945,819.05, 1,305,269.51 and 537,992.69

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Solution

The fourth proportional to 945,819.05, 1,305,269.51 and 537,992.69 is: 742,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,819.05 : 1,305,269.51 = 537,992.69 : x
  2. Step 2: Convert to fraction form
    945,819.05/1,305,269.51 = 537,992.69/x
  3. Step 3: Cross multiply
    945,819.05x = 1,305,269.51 × 537,992.69
  4. Step 4: Simplify right side
    945,819.05x = 702,225,445,643.57
  5. Step 5: Solve for x
    x = 702,225,445,643.57/945,819.05
  6. Step 6: Final answer
    x = 742,452.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.