Home / 752,612.08-1,038,550.44-430,335.76

Finding the Fourth Proportional to 752,612.08, 1,038,550.44 and 430,335.76

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Solution

The fourth proportional to 752,612.08, 1,038,550.44 and 430,335.76 is: 593,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,612.08 : 1,038,550.44 = 430,335.76 : x
  2. Step 2: Convert to fraction form
    752,612.08/1,038,550.44 = 430,335.76/x
  3. Step 3: Cross multiply
    752,612.08x = 1,038,550.44 × 430,335.76
  4. Step 4: Simplify right side
    752,612.08x = 446,925,392,895.73
  5. Step 5: Solve for x
    x = 446,925,392,895.73/752,612.08
  6. Step 6: Final answer
    x = 593,832.34

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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.