Home / 1,092,126-1,638,078.30-293,303.76

Finding the Fourth Proportional to 1,092,126, 1,638,078.30 and 293,303.76

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Solution

The fourth proportional to 1,092,126, 1,638,078.30 and 293,303.76 is: 439,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,126 : 1,638,078.30 = 293,303.76 : x
  2. Step 2: Convert to fraction form
    1,092,126/1,638,078.30 = 293,303.76/x
  3. Step 3: Cross multiply
    1,092,126x = 1,638,078.30 × 293,303.76
  4. Step 4: Simplify right side
    1,092,126x = 480,454,524,564.41
  5. Step 5: Solve for x
    x = 480,454,524,564.41/1,092,126
  6. Step 6: Final answer
    x = 439,925.91

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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.