Home / 418,670.31-577,748.93-227,683.92

Finding the Fourth Proportional to 418,670.31, 577,748.93 and 227,683.92

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Solution

The fourth proportional to 418,670.31, 577,748.93 and 227,683.92 is: 314,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,670.31 : 577,748.93 = 227,683.92 : x
  2. Step 2: Convert to fraction form
    418,670.31/577,748.93 = 227,683.92/x
  3. Step 3: Cross multiply
    418,670.31x = 577,748.93 × 227,683.92
  4. Step 4: Simplify right side
    418,670.31x = 131,544,140,019.79
  5. Step 5: Solve for x
    x = 131,544,140,019.79/418,670.31
  6. Step 6: Final answer
    x = 314,195.05

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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.