Home / 808,804.90-1,116,154.65-446,228.74

Finding the Fourth Proportional to 808,804.90, 1,116,154.65 and 446,228.74

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Solution

The fourth proportional to 808,804.90, 1,116,154.65 and 446,228.74 is: 615,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,804.90 : 1,116,154.65 = 446,228.74 : x
  2. Step 2: Convert to fraction form
    808,804.90/1,116,154.65 = 446,228.74/x
  3. Step 3: Cross multiply
    808,804.90x = 1,116,154.65 × 446,228.74
  4. Step 4: Simplify right side
    808,804.90x = 498,060,283,114.64
  5. Step 5: Solve for x
    x = 498,060,283,114.64/808,804.90
  6. Step 6: Final answer
    x = 615,797.81

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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.