Home / 845,834.37-1,167,143.88-483,281.70

Finding the Fourth Proportional to 845,834.37, 1,167,143.88 and 483,281.70

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Solution

The fourth proportional to 845,834.37, 1,167,143.88 and 483,281.70 is: 666,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,834.37 : 1,167,143.88 = 483,281.70 : x
  2. Step 2: Convert to fraction form
    845,834.37/1,167,143.88 = 483,281.70/x
  3. Step 3: Cross multiply
    845,834.37x = 1,167,143.88 × 483,281.70
  4. Step 4: Simplify right side
    845,834.37x = 564,059,278,471.00
  5. Step 5: Solve for x
    x = 564,059,278,471.00/845,834.37
  6. Step 6: Final answer
    x = 666,867.30

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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.