Home / 891,049.41-1,229,646.87-483,150.51

Finding the Fourth Proportional to 891,049.41, 1,229,646.87 and 483,150.51

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Solution

The fourth proportional to 891,049.41, 1,229,646.87 and 483,150.51 is: 666,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,049.41 : 1,229,646.87 = 483,150.51 : x
  2. Step 2: Convert to fraction form
    891,049.41/1,229,646.87 = 483,150.51/x
  3. Step 3: Cross multiply
    891,049.41x = 1,229,646.87 × 483,150.51
  4. Step 4: Simplify right side
    891,049.41x = 594,104,512,360.40
  5. Step 5: Solve for x
    x = 594,104,512,360.40/891,049.41
  6. Step 6: Final answer
    x = 666,746.99

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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.