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Finding the Fourth Proportional to 733,705.60, 1,012,726.92 and 475,574.80

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Solution

The fourth proportional to 733,705.60, 1,012,726.92 and 475,574.80 is: 656,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,705.60 : 1,012,726.92 = 475,574.80 : x
  2. Step 2: Convert to fraction form
    733,705.60/1,012,726.92 = 475,574.80/x
  3. Step 3: Cross multiply
    733,705.60x = 1,012,726.92 × 475,574.80
  4. Step 4: Simplify right side
    733,705.60x = 481,627,402,433.62
  5. Step 5: Solve for x
    x = 481,627,402,433.62/733,705.60
  6. Step 6: Final answer
    x = 656,431.41

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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.