Home / 324,007.20-484,455.60-240,026.40

Finding the Fourth Proportional to 324,007.20, 484,455.60 and 240,026.40

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Solution

The fourth proportional to 324,007.20, 484,455.60 and 240,026.40 is: 358,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,007.20 : 484,455.60 = 240,026.40 : x
  2. Step 2: Convert to fraction form
    324,007.20/484,455.60 = 240,026.40/x
  3. Step 3: Cross multiply
    324,007.20x = 484,455.60 × 240,026.40
  4. Step 4: Simplify right side
    324,007.20x = 116,282,133,627.84
  5. Step 5: Solve for x
    x = 116,282,133,627.84/324,007.20
  6. Step 6: Final answer
    x = 358,887.50

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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.