Home / 705,748.51-1,058,027.66-306,088.27

Finding the Fourth Proportional to 705,748.51, 1,058,027.66 and 306,088.27

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Solution

The fourth proportional to 705,748.51, 1,058,027.66 and 306,088.27 is: 458,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,748.51 : 1,058,027.66 = 306,088.27 : x
  2. Step 2: Convert to fraction form
    705,748.51/1,058,027.66 = 306,088.27/x
  3. Step 3: Cross multiply
    705,748.51x = 1,058,027.66 × 306,088.27
  4. Step 4: Simplify right side
    705,748.51x = 323,849,849,240.97
  5. Step 5: Solve for x
    x = 323,849,849,240.97/705,748.51
  6. Step 6: Final answer
    x = 458,874.30

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