Home / 891,887.77-1,230,798.90-483,979.24

Finding the Fourth Proportional to 891,887.77, 1,230,798.90 and 483,979.24

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Solution

The fourth proportional to 891,887.77, 1,230,798.90 and 483,979.24 is: 667,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,887.77 : 1,230,798.90 = 483,979.24 : x
  2. Step 2: Convert to fraction form
    891,887.77/1,230,798.90 = 483,979.24/x
  3. Step 3: Cross multiply
    891,887.77x = 1,230,798.90 × 483,979.24
  4. Step 4: Simplify right side
    891,887.77x = 595,681,116,214.84
  5. Step 5: Solve for x
    x = 595,681,116,214.84/891,887.77
  6. Step 6: Final answer
    x = 667,887.97

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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.