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Finding the Fourth Proportional to 656,649.40, 984,798.96 and 183,251.56

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Solution

The fourth proportional to 656,649.40, 984,798.96 and 183,251.56 is: 274,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,649.40 : 984,798.96 = 183,251.56 : x
  2. Step 2: Convert to fraction form
    656,649.40/984,798.96 = 183,251.56/x
  3. Step 3: Cross multiply
    656,649.40x = 984,798.96 × 183,251.56
  4. Step 4: Simplify right side
    656,649.40x = 180,465,945,706.38
  5. Step 5: Solve for x
    x = 180,465,945,706.38/656,649.40
  6. Step 6: Final answer
    x = 274,828.46

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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.