Home / 1,303,423.20-1,955,134.80-404,857.80

Finding the Fourth Proportional to 1,303,423.20, 1,955,134.80 and 404,857.80

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Solution

The fourth proportional to 1,303,423.20, 1,955,134.80 and 404,857.80 is: 607,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,423.20 : 1,955,134.80 = 404,857.80 : x
  2. Step 2: Convert to fraction form
    1,303,423.20/1,955,134.80 = 404,857.80/x
  3. Step 3: Cross multiply
    1,303,423.20x = 1,955,134.80 × 404,857.80
  4. Step 4: Simplify right side
    1,303,423.20x = 791,551,573,831.44
  5. Step 5: Solve for x
    x = 791,551,573,831.44/1,303,423.20
  6. Step 6: Final answer
    x = 607,286.70

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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.