Home / 845,901.77-1,167,236.89-483,349.12

Finding the Fourth Proportional to 845,901.77, 1,167,236.89 and 483,349.12

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Solution

The fourth proportional to 845,901.77, 1,167,236.89 and 483,349.12 is: 666,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,901.77 : 1,167,236.89 = 483,349.12 : x
  2. Step 2: Convert to fraction form
    845,901.77/1,167,236.89 = 483,349.12/x
  3. Step 3: Cross multiply
    845,901.77x = 1,167,236.89 × 483,349.12
  4. Step 4: Simplify right side
    845,901.77x = 564,182,919,486.57
  5. Step 5: Solve for x
    x = 564,182,919,486.57/845,901.77
  6. Step 6: Final answer
    x = 666,960.33

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Double scale
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Similar ratio
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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.