Home / 395,462.64-545,748.56-242,585.19

Finding the Fourth Proportional to 395,462.64, 545,748.56 and 242,585.19

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Solution

The fourth proportional to 395,462.64, 545,748.56 and 242,585.19 is: 334,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,462.64 : 545,748.56 = 242,585.19 : x
  2. Step 2: Convert to fraction form
    395,462.64/545,748.56 = 242,585.19/x
  3. Step 3: Cross multiply
    395,462.64x = 545,748.56 × 242,585.19
  4. Step 4: Simplify right side
    395,462.64x = 132,390,518,119.83
  5. Step 5: Solve for x
    x = 132,390,518,119.83/395,462.64
  6. Step 6: Final answer
    x = 334,773.77

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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.