Home / 824,102.40-1,235,846.40-325,363.20

Finding the Fourth Proportional to 824,102.40, 1,235,846.40 and 325,363.20

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Solution

The fourth proportional to 824,102.40, 1,235,846.40 and 325,363.20 is: 487,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,102.40 : 1,235,846.40 = 325,363.20 : x
  2. Step 2: Convert to fraction form
    824,102.40/1,235,846.40 = 325,363.20/x
  3. Step 3: Cross multiply
    824,102.40x = 1,235,846.40 × 325,363.20
  4. Step 4: Simplify right side
    824,102.40x = 402,098,939,412.48
  5. Step 5: Solve for x
    x = 402,098,939,412.48/824,102.40
  6. Step 6: Final answer
    x = 487,923.51

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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.