Home / 925,470.40-1,388,205.60-768,006.40

Finding the Fourth Proportional to 925,470.40, 1,388,205.60 and 768,006.40

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Solution

The fourth proportional to 925,470.40, 1,388,205.60 and 768,006.40 is: 1,152,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,470.40 : 1,388,205.60 = 768,006.40 : x
  2. Step 2: Convert to fraction form
    925,470.40/1,388,205.60 = 768,006.40/x
  3. Step 3: Cross multiply
    925,470.40x = 1,388,205.60 × 768,006.40
  4. Step 4: Simplify right side
    925,470.40x = 1,066,150,785,315.84
  5. Step 5: Solve for x
    x = 1,066,150,785,315.84/925,470.40
  6. Step 6: Final answer
    x = 1,152,009.60

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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.