Home / 369,214.81-553,822.25-116,520.86

Finding the Fourth Proportional to 369,214.81, 553,822.25 and 116,520.86

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Solution

The fourth proportional to 369,214.81, 553,822.25 and 116,520.86 is: 174,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,214.81 : 553,822.25 = 116,520.86 : x
  2. Step 2: Convert to fraction form
    369,214.81/553,822.25 = 116,520.86/x
  3. Step 3: Cross multiply
    369,214.81x = 553,822.25 × 116,520.86
  4. Step 4: Simplify right side
    369,214.81x = 64,531,845,659.09
  5. Step 5: Solve for x
    x = 64,531,845,659.09/369,214.81
  6. Step 6: Final answer
    x = 174,781.30

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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.