Home / 847,935.30-1,271,514.15-374,376.90

Finding the Fourth Proportional to 847,935.30, 1,271,514.15 and 374,376.90

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Solution

The fourth proportional to 847,935.30, 1,271,514.15 and 374,376.90 is: 561,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,935.30 : 1,271,514.15 = 374,376.90 : x
  2. Step 2: Convert to fraction form
    847,935.30/1,271,514.15 = 374,376.90/x
  3. Step 3: Cross multiply
    847,935.30x = 1,271,514.15 × 374,376.90
  4. Step 4: Simplify right side
    847,935.30x = 476,025,525,783.14
  5. Step 5: Solve for x
    x = 476,025,525,783.14/847,935.30
  6. Step 6: Final answer
    x = 561,393.69

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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.