Home / 428,997.52-592,293.91-265,827.18

Finding the Fourth Proportional to 428,997.52, 592,293.91 and 265,827.18

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Solution

The fourth proportional to 428,997.52, 592,293.91 and 265,827.18 is: 367,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,997.52 : 592,293.91 = 265,827.18 : x
  2. Step 2: Convert to fraction form
    428,997.52/592,293.91 = 265,827.18/x
  3. Step 3: Cross multiply
    428,997.52x = 592,293.91 × 265,827.18
  4. Step 4: Simplify right side
    428,997.52x = 157,447,818,497.34
  5. Step 5: Solve for x
    x = 157,447,818,497.34/428,997.52
  6. Step 6: Final answer
    x = 367,013.35

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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.