Home / 966,055.20-1,449,082.80-493,663.20

Finding the Fourth Proportional to 966,055.20, 1,449,082.80 and 493,663.20

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Solution

The fourth proportional to 966,055.20, 1,449,082.80 and 493,663.20 is: 740,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,055.20 : 1,449,082.80 = 493,663.20 : x
  2. Step 2: Convert to fraction form
    966,055.20/1,449,082.80 = 493,663.20/x
  3. Step 3: Cross multiply
    966,055.20x = 1,449,082.80 × 493,663.20
  4. Step 4: Simplify right side
    966,055.20x = 715,358,852,112.96
  5. Step 5: Solve for x
    x = 715,358,852,112.96/966,055.20
  6. Step 6: Final answer
    x = 740,494.80

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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.