Home / 814,004.25-1,123,325.87-451,483.62

Finding the Fourth Proportional to 814,004.25, 1,123,325.87 and 451,483.62

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Solution

The fourth proportional to 814,004.25, 1,123,325.87 and 451,483.62 is: 623,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,004.25 : 1,123,325.87 = 451,483.62 : x
  2. Step 2: Convert to fraction form
    814,004.25/1,123,325.87 = 451,483.62/x
  3. Step 3: Cross multiply
    814,004.25x = 1,123,325.87 × 451,483.62
  4. Step 4: Simplify right side
    814,004.25x = 507,163,227,969.83
  5. Step 5: Solve for x
    x = 507,163,227,969.83/814,004.25
  6. Step 6: Final answer
    x = 623,047.40

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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.