Home / 384,839.36-577,412.24-148,118.48

Finding the Fourth Proportional to 384,839.36, 577,412.24 and 148,118.48

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Solution

The fourth proportional to 384,839.36, 577,412.24 and 148,118.48 is: 222,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,839.36 : 577,412.24 = 148,118.48 : x
  2. Step 2: Convert to fraction form
    384,839.36/577,412.24 = 148,118.48/x
  3. Step 3: Cross multiply
    384,839.36x = 577,412.24 × 148,118.48
  4. Step 4: Simplify right side
    384,839.36x = 85,525,423,322.20
  5. Step 5: Solve for x
    x = 85,525,423,322.20/384,839.36
  6. Step 6: Final answer
    x = 222,236.68

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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.