Home / 885,828.96-1,222,445.52-483,420.96

Finding the Fourth Proportional to 885,828.96, 1,222,445.52 and 483,420.96

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Solution

The fourth proportional to 885,828.96, 1,222,445.52 and 483,420.96 is: 667,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,828.96 : 1,222,445.52 = 483,420.96 : x
  2. Step 2: Convert to fraction form
    885,828.96/1,222,445.52 = 483,420.96/x
  3. Step 3: Cross multiply
    885,828.96x = 1,222,445.52 × 483,420.96
  4. Step 4: Simplify right side
    885,828.96x = 590,955,786,826.10
  5. Step 5: Solve for x
    x = 590,955,786,826.10/885,828.96
  6. Step 6: Final answer
    x = 667,121.77

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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.