Home / 448,300.48-672,549.12-132,782.08

Finding the Fourth Proportional to 448,300.48, 672,549.12 and 132,782.08

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Solution

The fourth proportional to 448,300.48, 672,549.12 and 132,782.08 is: 199,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,300.48 : 672,549.12 = 132,782.08 : x
  2. Step 2: Convert to fraction form
    448,300.48/672,549.12 = 132,782.08/x
  3. Step 3: Cross multiply
    448,300.48x = 672,549.12 × 132,782.08
  4. Step 4: Simplify right side
    448,300.48x = 89,302,471,055.77
  5. Step 5: Solve for x
    x = 89,302,471,055.77/448,300.48
  6. Step 6: Final answer
    x = 199,202.27

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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.