Home / 731,441.72-1,008,948.20-483,085.19

Finding the Fourth Proportional to 731,441.72, 1,008,948.20 and 483,085.19

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Solution

The fourth proportional to 731,441.72, 1,008,948.20 and 483,085.19 is: 666,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,441.72 : 1,008,948.20 = 483,085.19 : x
  2. Step 2: Convert to fraction form
    731,441.72/1,008,948.20 = 483,085.19/x
  3. Step 3: Cross multiply
    731,441.72x = 1,008,948.20 × 483,085.19
  4. Step 4: Simplify right side
    731,441.72x = 487,407,925,436.99
  5. Step 5: Solve for x
    x = 487,407,925,436.99/731,441.72
  6. Step 6: Final answer
    x = 666,366.05

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Double scale
Find fourth proportional to 731,442.72, 1,008,949.57 and 483,086.19
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.