Home / 1,108,438.68-1,662,648-350,280.28

Finding the Fourth Proportional to 1,108,438.68, 1,662,648 and 350,280.28

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Solution

The fourth proportional to 1,108,438.68, 1,662,648 and 350,280.28 is: 525,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,438.68 : 1,662,648 = 350,280.28 : x
  2. Step 2: Convert to fraction form
    1,108,438.68/1,662,648 = 350,280.28/x
  3. Step 3: Cross multiply
    1,108,438.68x = 1,662,648 × 350,280.28
  4. Step 4: Simplify right side
    1,108,438.68x = 582,392,806,981.44
  5. Step 5: Solve for x
    x = 582,392,806,981.44/1,108,438.68
  6. Step 6: Final answer
    x = 525,417.25

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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.