Home / 788,699.53-1,183,248.39-220,080.15

Finding the Fourth Proportional to 788,699.53, 1,183,248.39 and 220,080.15

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Solution

The fourth proportional to 788,699.53, 1,183,248.39 and 220,080.15 is: 330,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,699.53 : 1,183,248.39 = 220,080.15 : x
  2. Step 2: Convert to fraction form
    788,699.53/1,183,248.39 = 220,080.15/x
  3. Step 3: Cross multiply
    788,699.53x = 1,183,248.39 × 220,080.15
  4. Step 4: Simplify right side
    788,699.53x = 260,409,483,158.46
  5. Step 5: Solve for x
    x = 260,409,483,158.46/788,699.53
  6. Step 6: Final answer
    x = 330,175.78

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Double scale
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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.