Home / 370,525.79-556,532.66-221,058.11

Finding the Fourth Proportional to 370,525.79, 556,532.66 and 221,058.11

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Solution

The fourth proportional to 370,525.79, 556,532.66 and 221,058.11 is: 332,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,525.79 : 556,532.66 = 221,058.11 : x
  2. Step 2: Convert to fraction form
    370,525.79/556,532.66 = 221,058.11/x
  3. Step 3: Cross multiply
    370,525.79x = 556,532.66 × 221,058.11
  4. Step 4: Simplify right side
    370,525.79x = 123,026,055,742.86
  5. Step 5: Solve for x
    x = 123,026,055,742.86/370,525.79
  6. Step 6: Final answer
    x = 332,031.02

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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.