Home / 847,218.16-1,271,073.20-341,518.16

Finding the Fourth Proportional to 847,218.16, 1,271,073.20 and 341,518.16

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Solution

The fourth proportional to 847,218.16, 1,271,073.20 and 341,518.16 is: 512,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,218.16 : 1,271,073.20 = 341,518.16 : x
  2. Step 2: Convert to fraction form
    847,218.16/1,271,073.20 = 341,518.16/x
  3. Step 3: Cross multiply
    847,218.16x = 1,271,073.20 × 341,518.16
  4. Step 4: Simplify right side
    847,218.16x = 434,094,580,489.31
  5. Step 5: Solve for x
    x = 434,094,580,489.31/847,218.16
  6. Step 6: Final answer
    x = 512,376.39

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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.