Home / 354,826.20-532,304.10-144,485.40

Finding the Fourth Proportional to 354,826.20, 532,304.10 and 144,485.40

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Solution

The fourth proportional to 354,826.20, 532,304.10 and 144,485.40 is: 216,754.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,826.20 : 532,304.10 = 144,485.40 : x
  2. Step 2: Convert to fraction form
    354,826.20/532,304.10 = 144,485.40/x
  3. Step 3: Cross multiply
    354,826.20x = 532,304.10 × 144,485.40
  4. Step 4: Simplify right side
    354,826.20x = 76,910,170,810.14
  5. Step 5: Solve for x
    x = 76,910,170,810.14/354,826.20
  6. Step 6: Final answer
    x = 216,754.49

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1.5x scale

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.