Home / 767,018.56-1,150,562.40-293,581.12

Finding the Fourth Proportional to 767,018.56, 1,150,562.40 and 293,581.12

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Solution

The fourth proportional to 767,018.56, 1,150,562.40 and 293,581.12 is: 440,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,018.56 : 1,150,562.40 = 293,581.12 : x
  2. Step 2: Convert to fraction form
    767,018.56/1,150,562.40 = 293,581.12/x
  3. Step 3: Cross multiply
    767,018.56x = 1,150,562.40 × 293,581.12
  4. Step 4: Simplify right side
    767,018.56x = 337,783,398,021.89
  5. Step 5: Solve for x
    x = 337,783,398,021.89/767,018.56
  6. Step 6: Final answer
    x = 440,384.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.