Home / 678,327.10-1,017,480.10-229,363.27

Finding the Fourth Proportional to 678,327.10, 1,017,480.10 and 229,363.27

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Solution

The fourth proportional to 678,327.10, 1,017,480.10 and 229,363.27 is: 344,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,327.10 : 1,017,480.10 = 229,363.27 : x
  2. Step 2: Convert to fraction form
    678,327.10/1,017,480.10 = 229,363.27/x
  3. Step 3: Cross multiply
    678,327.10x = 1,017,480.10 × 229,363.27
  4. Step 4: Simplify right side
    678,327.10x = 233,372,562,895.93
  5. Step 5: Solve for x
    x = 233,372,562,895.93/678,327.10
  6. Step 6: Final answer
    x = 344,041.34

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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.