Home / 800,767.04-1,105,058.46-438,190.92

Finding the Fourth Proportional to 800,767.04, 1,105,058.46 and 438,190.92

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Solution

The fourth proportional to 800,767.04, 1,105,058.46 and 438,190.92 is: 604,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,767.04 : 1,105,058.46 = 438,190.92 : x
  2. Step 2: Convert to fraction form
    800,767.04/1,105,058.46 = 438,190.92/x
  3. Step 3: Cross multiply
    800,767.04x = 1,105,058.46 × 438,190.92
  4. Step 4: Simplify right side
    800,767.04x = 484,226,583,241.18
  5. Step 5: Solve for x
    x = 484,226,583,241.18/800,767.04
  6. Step 6: Final answer
    x = 604,703.44

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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.