Home / 578,624.23-867,182.35-322,446.59

Finding the Fourth Proportional to 578,624.23, 867,182.35 and 322,446.59

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Solution

The fourth proportional to 578,624.23, 867,182.35 and 322,446.59 is: 483,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,624.23 : 867,182.35 = 322,446.59 : x
  2. Step 2: Convert to fraction form
    578,624.23/867,182.35 = 322,446.59/x
  3. Step 3: Cross multiply
    578,624.23x = 867,182.35 × 322,446.59
  4. Step 4: Simplify right side
    578,624.23x = 279,619,985,717.54
  5. Step 5: Solve for x
    x = 279,619,985,717.54/578,624.23
  6. Step 6: Final answer
    x = 483,249.70

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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.