Home / 752,058.52-1,127,526.74-452,468.90

Finding the Fourth Proportional to 752,058.52, 1,127,526.74 and 452,468.90

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Solution

The fourth proportional to 752,058.52, 1,127,526.74 and 452,468.90 is: 678,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,058.52 : 1,127,526.74 = 452,468.90 : x
  2. Step 2: Convert to fraction form
    752,058.52/1,127,526.74 = 452,468.90/x
  3. Step 3: Cross multiply
    752,058.52x = 1,127,526.74 × 452,468.90
  4. Step 4: Simplify right side
    752,058.52x = 510,170,783,768.39
  5. Step 5: Solve for x
    x = 510,170,783,768.39/752,058.52
  6. Step 6: Final answer
    x = 678,365.81

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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.