Home / 1,498,078.40-2,247,409.20-433,155.20

Finding the Fourth Proportional to 1,498,078.40, 2,247,409.20 and 433,155.20

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Solution

The fourth proportional to 1,498,078.40, 2,247,409.20 and 433,155.20 is: 649,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,078.40 : 2,247,409.20 = 433,155.20 : x
  2. Step 2: Convert to fraction form
    1,498,078.40/2,247,409.20 = 433,155.20/x
  3. Step 3: Cross multiply
    1,498,078.40x = 2,247,409.20 × 433,155.20
  4. Step 4: Simplify right side
    1,498,078.40x = 973,476,981,507.84
  5. Step 5: Solve for x
    x = 973,476,981,507.84/1,498,078.40
  6. Step 6: Final answer
    x = 649,817.11

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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.