Home / 556,931.43-768,566.25-302,282.73

Finding the Fourth Proportional to 556,931.43, 768,566.25 and 302,282.73

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Solution

The fourth proportional to 556,931.43, 768,566.25 and 302,282.73 is: 417,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,931.43 : 768,566.25 = 302,282.73 : x
  2. Step 2: Convert to fraction form
    556,931.43/768,566.25 = 302,282.73/x
  3. Step 3: Cross multiply
    556,931.43x = 768,566.25 × 302,282.73
  4. Step 4: Simplify right side
    556,931.43x = 232,324,304,235.86
  5. Step 5: Solve for x
    x = 232,324,304,235.86/556,931.43
  6. Step 6: Final answer
    x = 417,150.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.