Home / 842,011.39-1,262,165.86-362,551.87

Finding the Fourth Proportional to 842,011.39, 1,262,165.86 and 362,551.87

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Solution

The fourth proportional to 842,011.39, 1,262,165.86 and 362,551.87 is: 543,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,011.39 : 1,262,165.86 = 362,551.87 : x
  2. Step 2: Convert to fraction form
    842,011.39/1,262,165.86 = 362,551.87/x
  3. Step 3: Cross multiply
    842,011.39x = 1,262,165.86 × 362,551.87
  4. Step 4: Simplify right side
    842,011.39x = 457,600,592,793.16
  5. Step 5: Solve for x
    x = 457,600,592,793.16/842,011.39
  6. Step 6: Final answer
    x = 543,461.29

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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.