Home / 395,814.34-592,320-246,125.12

Finding the Fourth Proportional to 395,814.34, 592,320 and 246,125.12

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Solution

The fourth proportional to 395,814.34, 592,320 and 246,125.12 is: 368,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,814.34 : 592,320 = 246,125.12 : x
  2. Step 2: Convert to fraction form
    395,814.34/592,320 = 246,125.12/x
  3. Step 3: Cross multiply
    395,814.34x = 592,320 × 246,125.12
  4. Step 4: Simplify right side
    395,814.34x = 145,784,831,078.40
  5. Step 5: Solve for x
    x = 145,784,831,078.40/395,814.34
  6. Step 6: Final answer
    x = 368,316.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.