Home / 746,204.85-1,029,758.81-406,670.13

Finding the Fourth Proportional to 746,204.85, 1,029,758.81 and 406,670.13

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Solution

The fourth proportional to 746,204.85, 1,029,758.81 and 406,670.13 is: 561,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,204.85 : 1,029,758.81 = 406,670.13 : x
  2. Step 2: Convert to fraction form
    746,204.85/1,029,758.81 = 406,670.13/x
  3. Step 3: Cross multiply
    746,204.85x = 1,029,758.81 × 406,670.13
  4. Step 4: Simplify right side
    746,204.85x = 418,772,147,098.00
  5. Step 5: Solve for x
    x = 418,772,147,098.00/746,204.85
  6. Step 6: Final answer
    x = 561,202.66

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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.