Home / 833,425.91-1,150,133.28-451,452.69

Finding the Fourth Proportional to 833,425.91, 1,150,133.28 and 451,452.69

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Solution

The fourth proportional to 833,425.91, 1,150,133.28 and 451,452.69 is: 623,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,425.91 : 1,150,133.28 = 451,452.69 : x
  2. Step 2: Convert to fraction form
    833,425.91/1,150,133.28 = 451,452.69/x
  3. Step 3: Cross multiply
    833,425.91x = 1,150,133.28 × 451,452.69
  4. Step 4: Simplify right side
    833,425.91x = 519,230,761,421.58
  5. Step 5: Solve for x
    x = 519,230,761,421.58/833,425.91
  6. Step 6: Final answer
    x = 623,007.70

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Double scale
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1.5x scale

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.