Home / 418,767.04-577,892.64-227,776.06

Finding the Fourth Proportional to 418,767.04, 577,892.64 and 227,776.06

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Solution

The fourth proportional to 418,767.04, 577,892.64 and 227,776.06 is: 314,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,767.04 : 577,892.64 = 227,776.06 : x
  2. Step 2: Convert to fraction form
    418,767.04/577,892.64 = 227,776.06/x
  3. Step 3: Cross multiply
    418,767.04x = 577,892.64 × 227,776.06
  4. Step 4: Simplify right side
    418,767.04x = 131,630,108,642.20
  5. Step 5: Solve for x
    x = 131,630,108,642.20/418,767.04
  6. Step 6: Final answer
    x = 314,327.77

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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.