Home / 845,903.82-1,167,344.92-483,440.16

Finding the Fourth Proportional to 845,903.82, 1,167,344.92 and 483,440.16

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Solution

The fourth proportional to 845,903.82, 1,167,344.92 and 483,440.16 is: 667,146.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,903.82 : 1,167,344.92 = 483,440.16 : x
  2. Step 2: Convert to fraction form
    845,903.82/1,167,344.92 = 483,440.16/x
  3. Step 3: Cross multiply
    845,903.82x = 1,167,344.92 × 483,440.16
  4. Step 4: Simplify right side
    845,903.82x = 564,341,414,899.99
  5. Step 5: Solve for x
    x = 564,341,414,899.99/845,903.82
  6. Step 6: Final answer
    x = 667,146.08

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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.