Home / 847,381.16-1,271,115.48-216,300.44

Finding the Fourth Proportional to 847,381.16, 1,271,115.48 and 216,300.44

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Solution

The fourth proportional to 847,381.16, 1,271,115.48 and 216,300.44 is: 324,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,381.16 : 1,271,115.48 = 216,300.44 : x
  2. Step 2: Convert to fraction form
    847,381.16/1,271,115.48 = 216,300.44/x
  3. Step 3: Cross multiply
    847,381.16x = 1,271,115.48 × 216,300.44
  4. Step 4: Simplify right side
    847,381.16x = 274,942,837,614.81
  5. Step 5: Solve for x
    x = 274,942,837,614.81/847,381.16
  6. Step 6: Final answer
    x = 324,461.82

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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.