Home / 752,056.52-1,127,523.74-452,466.90

Finding the Fourth Proportional to 752,056.52, 1,127,523.74 and 452,466.90

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Solution

The fourth proportional to 752,056.52, 1,127,523.74 and 452,466.90 is: 678,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,056.52 : 1,127,523.74 = 452,466.90 : x
  2. Step 2: Convert to fraction form
    752,056.52/1,127,523.74 = 452,466.90/x
  3. Step 3: Cross multiply
    752,056.52x = 1,127,523.74 × 452,466.90
  4. Step 4: Simplify right side
    752,056.52x = 510,167,169,051.87
  5. Step 5: Solve for x
    x = 510,167,169,051.87/752,056.52
  6. Step 6: Final answer
    x = 678,362.81

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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.