Home / 746,343.44-1,029,923.40-406,804.24

Finding the Fourth Proportional to 746,343.44, 1,029,923.40 and 406,804.24

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Solution

The fourth proportional to 746,343.44, 1,029,923.40 and 406,804.24 is: 561,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,343.44 : 1,029,923.40 = 406,804.24 : x
  2. Step 2: Convert to fraction form
    746,343.44/1,029,923.40 = 406,804.24/x
  3. Step 3: Cross multiply
    746,343.44x = 1,029,923.40 × 406,804.24
  4. Step 4: Simplify right side
    746,343.44x = 418,977,205,995.22
  5. Step 5: Solve for x
    x = 418,977,205,995.22/746,343.44
  6. Step 6: Final answer
    x = 561,373.20

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.