Home / 847,382.55-1,271,117.55-216,301.83

Finding the Fourth Proportional to 847,382.55, 1,271,117.55 and 216,301.83

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Solution

The fourth proportional to 847,382.55, 1,271,117.55 and 216,301.83 is: 324,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,382.55 : 1,271,117.55 = 216,301.83 : x
  2. Step 2: Convert to fraction form
    847,382.55/1,271,117.55 = 216,301.83/x
  3. Step 3: Cross multiply
    847,382.55x = 1,271,117.55 × 216,301.83
  4. Step 4: Simplify right side
    847,382.55x = 274,945,052,210.12
  5. Step 5: Solve for x
    x = 274,945,052,210.12/847,382.55
  6. Step 6: Final answer
    x = 324,463.91

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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.