Home / 786,425.32-1,085,253.84-437,552.26

Finding the Fourth Proportional to 786,425.32, 1,085,253.84 and 437,552.26

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Solution

The fourth proportional to 786,425.32, 1,085,253.84 and 437,552.26 is: 603,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,425.32 : 1,085,253.84 = 437,552.26 : x
  2. Step 2: Convert to fraction form
    786,425.32/1,085,253.84 = 437,552.26/x
  3. Step 3: Cross multiply
    786,425.32x = 1,085,253.84 × 437,552.26
  4. Step 4: Simplify right side
    786,425.32x = 474,855,270,365.68
  5. Step 5: Solve for x
    x = 474,855,270,365.68/786,425.32
  6. Step 6: Final answer
    x = 603,814.83

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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.