Home / 746,474.37-1,029,809.48-474,396.45

Finding the Fourth Proportional to 746,474.37, 1,029,809.48 and 474,396.45

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Solution

The fourth proportional to 746,474.37, 1,029,809.48 and 474,396.45 is: 654,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,474.37 : 1,029,809.48 = 474,396.45 : x
  2. Step 2: Convert to fraction form
    746,474.37/1,029,809.48 = 474,396.45/x
  3. Step 3: Cross multiply
    746,474.37x = 1,029,809.48 × 474,396.45
  4. Step 4: Simplify right side
    746,474.37x = 488,537,959,116.36
  5. Step 5: Solve for x
    x = 488,537,959,116.36/746,474.37
  6. Step 6: Final answer
    x = 654,460.46

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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.