Home / 1,176,235.40-1,765,274.70-545,227.40

Finding the Fourth Proportional to 1,176,235.40, 1,765,274.70 and 545,227.40

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Solution

The fourth proportional to 1,176,235.40, 1,765,274.70 and 545,227.40 is: 818,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,235.40 : 1,765,274.70 = 545,227.40 : x
  2. Step 2: Convert to fraction form
    1,176,235.40/1,765,274.70 = 545,227.40/x
  3. Step 3: Cross multiply
    1,176,235.40x = 1,765,274.70 × 545,227.40
  4. Step 4: Simplify right side
    1,176,235.40x = 962,476,134,966.78
  5. Step 5: Solve for x
    x = 962,476,134,966.78/1,176,235.40
  6. Step 6: Final answer
    x = 818,268.29

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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.