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Finding the Fourth Proportional to 492,227.62, 738,341.43 and 352,259.62

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Solution

The fourth proportional to 492,227.62, 738,341.43 and 352,259.62 is: 528,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,227.62 : 738,341.43 = 352,259.62 : x
  2. Step 2: Convert to fraction form
    492,227.62/738,341.43 = 352,259.62/x
  3. Step 3: Cross multiply
    492,227.62x = 738,341.43 × 352,259.62
  4. Step 4: Simplify right side
    492,227.62x = 260,087,871,562.06
  5. Step 5: Solve for x
    x = 260,087,871,562.06/492,227.62
  6. Step 6: Final answer
    x = 528,389.43

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Double scale
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Similar ratio
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1.5x scale

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.