Home / 778,598.52-1,074,466.80-456,244.44

Finding the Fourth Proportional to 778,598.52, 1,074,466.80 and 456,244.44

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Solution

The fourth proportional to 778,598.52, 1,074,466.80 and 456,244.44 is: 629,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,598.52 : 1,074,466.80 = 456,244.44 : x
  2. Step 2: Convert to fraction form
    778,598.52/1,074,466.80 = 456,244.44/x
  3. Step 3: Cross multiply
    778,598.52x = 1,074,466.80 × 456,244.44
  4. Step 4: Simplify right side
    778,598.52x = 490,219,503,464.59
  5. Step 5: Solve for x
    x = 490,219,503,464.59/778,598.52
  6. Step 6: Final answer
    x = 629,617.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.