Home / 949,582.92-1,310,424.80-519,890.36

Finding the Fourth Proportional to 949,582.92, 1,310,424.80 and 519,890.36

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Solution

The fourth proportional to 949,582.92, 1,310,424.80 and 519,890.36 is: 717,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,582.92 : 1,310,424.80 = 519,890.36 : x
  2. Step 2: Convert to fraction form
    949,582.92/1,310,424.80 = 519,890.36/x
  3. Step 3: Cross multiply
    949,582.92x = 1,310,424.80 × 519,890.36
  4. Step 4: Simplify right side
    949,582.92x = 681,277,221,024.93
  5. Step 5: Solve for x
    x = 681,277,221,024.93/949,582.92
  6. Step 6: Final answer
    x = 717,448.90

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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.