Home / 749,216.48-1,123,637.64-293,900.25

Finding the Fourth Proportional to 749,216.48, 1,123,637.64 and 293,900.25

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Solution

The fourth proportional to 749,216.48, 1,123,637.64 and 293,900.25 is: 440,776.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,216.48 : 1,123,637.64 = 293,900.25 : x
  2. Step 2: Convert to fraction form
    749,216.48/1,123,637.64 = 293,900.25/x
  3. Step 3: Cross multiply
    749,216.48x = 1,123,637.64 × 293,900.25
  4. Step 4: Simplify right side
    749,216.48x = 330,237,383,305.41
  5. Step 5: Solve for x
    x = 330,237,383,305.41/749,216.48
  6. Step 6: Final answer
    x = 440,776.99

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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.