Home / 678,847.20-1,018,270.80-595,903.20

Finding the Fourth Proportional to 678,847.20, 1,018,270.80 and 595,903.20

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Solution

The fourth proportional to 678,847.20, 1,018,270.80 and 595,903.20 is: 893,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,847.20 : 1,018,270.80 = 595,903.20 : x
  2. Step 2: Convert to fraction form
    678,847.20/1,018,270.80 = 595,903.20/x
  3. Step 3: Cross multiply
    678,847.20x = 1,018,270.80 × 595,903.20
  4. Step 4: Simplify right side
    678,847.20x = 606,790,828,186.56
  5. Step 5: Solve for x
    x = 606,790,828,186.56/678,847.20
  6. Step 6: Final answer
    x = 893,854.80

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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.