Home / 766,814.29-1,058,282.46-460,989.68

Finding the Fourth Proportional to 766,814.29, 1,058,282.46 and 460,989.68

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Solution

The fourth proportional to 766,814.29, 1,058,282.46 and 460,989.68 is: 636,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,814.29 : 1,058,282.46 = 460,989.68 : x
  2. Step 2: Convert to fraction form
    766,814.29/1,058,282.46 = 460,989.68/x
  3. Step 3: Cross multiply
    766,814.29x = 1,058,282.46 × 460,989.68
  4. Step 4: Simplify right side
    766,814.29x = 487,857,287,293.60
  5. Step 5: Solve for x
    x = 487,857,287,293.60/766,814.29
  6. Step 6: Final answer
    x = 636,213.09

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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.