Home / 851,330.80-1,276,991.59-364,941.32

Finding the Fourth Proportional to 851,330.80, 1,276,991.59 and 364,941.32

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Solution

The fourth proportional to 851,330.80, 1,276,991.59 and 364,941.32 is: 547,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,330.80 : 1,276,991.59 = 364,941.32 : x
  2. Step 2: Convert to fraction form
    851,330.80/1,276,991.59 = 364,941.32/x
  3. Step 3: Cross multiply
    851,330.80x = 1,276,991.59 × 364,941.32
  4. Step 4: Simplify right side
    851,330.80x = 466,026,992,378.67
  5. Step 5: Solve for x
    x = 466,026,992,378.67/851,330.80
  6. Step 6: Final answer
    x = 547,410.00

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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.