Home / 749,426.62-1,034,233.44-409,894.84

Finding the Fourth Proportional to 749,426.62, 1,034,233.44 and 409,894.84

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Solution

The fourth proportional to 749,426.62, 1,034,233.44 and 409,894.84 is: 565,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,426.62 : 1,034,233.44 = 409,894.84 : x
  2. Step 2: Convert to fraction form
    749,426.62/1,034,233.44 = 409,894.84/x
  3. Step 3: Cross multiply
    749,426.62x = 1,034,233.44 × 409,894.84
  4. Step 4: Simplify right side
    749,426.62x = 423,926,950,411.45
  5. Step 5: Solve for x
    x = 423,926,950,411.45/749,426.62
  6. Step 6: Final answer
    x = 565,668.39

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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.