Home / 752,337.86-1,038,226.28-430,054.97

Finding the Fourth Proportional to 752,337.86, 1,038,226.28 and 430,054.97

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Solution

The fourth proportional to 752,337.86, 1,038,226.28 and 430,054.97 is: 593,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,337.86 : 1,038,226.28 = 430,054.97 : x
  2. Step 2: Convert to fraction form
    752,337.86/1,038,226.28 = 430,054.97/x
  3. Step 3: Cross multiply
    752,337.86x = 1,038,226.28 × 430,054.97
  4. Step 4: Simplify right side
    752,337.86x = 446,494,364,357.21
  5. Step 5: Solve for x
    x = 446,494,364,357.21/752,337.86
  6. Step 6: Final answer
    x = 593,475.87

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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.