Home / 1,498,271.57-2,247,428.06-487,398.80

Finding the Fourth Proportional to 1,498,271.57, 2,247,428.06 and 487,398.80

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Solution

The fourth proportional to 1,498,271.57, 2,247,428.06 and 487,398.80 is: 731,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,271.57 : 2,247,428.06 = 487,398.80 : x
  2. Step 2: Convert to fraction form
    1,498,271.57/2,247,428.06 = 487,398.80/x
  3. Step 3: Cross multiply
    1,498,271.57x = 2,247,428.06 × 487,398.80
  4. Step 4: Simplify right side
    1,498,271.57x = 1,095,393,725,856.19
  5. Step 5: Solve for x
    x = 1,095,393,725,856.19/1,498,271.57
  6. Step 6: Final answer
    x = 731,104.93

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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.