Home / 881,015.70-1,321,523.55-249,950.10

Finding the Fourth Proportional to 881,015.70, 1,321,523.55 and 249,950.10

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Solution

The fourth proportional to 881,015.70, 1,321,523.55 and 249,950.10 is: 374,925.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,015.70 : 1,321,523.55 = 249,950.10 : x
  2. Step 2: Convert to fraction form
    881,015.70/1,321,523.55 = 249,950.10/x
  3. Step 3: Cross multiply
    881,015.70x = 1,321,523.55 × 249,950.10
  4. Step 4: Simplify right side
    881,015.70x = 330,314,943,474.86
  5. Step 5: Solve for x
    x = 330,314,943,474.86/881,015.70
  6. Step 6: Final answer
    x = 374,925.15

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.