Home / 746,221.32-1,029,492.54-459,243.18

Finding the Fourth Proportional to 746,221.32, 1,029,492.54 and 459,243.18

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Solution

The fourth proportional to 746,221.32, 1,029,492.54 and 459,243.18 is: 633,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,221.32 : 1,029,492.54 = 459,243.18 : x
  2. Step 2: Convert to fraction form
    746,221.32/1,029,492.54 = 459,243.18/x
  3. Step 3: Cross multiply
    746,221.32x = 1,029,492.54 × 459,243.18
  4. Step 4: Simplify right side
    746,221.32x = 472,787,427,855.88
  5. Step 5: Solve for x
    x = 472,787,427,855.88/746,221.32
  6. Step 6: Final answer
    x = 633,575.34

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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.