Home / 749,639.15-1,124,457.81-244,199.31

Finding the Fourth Proportional to 749,639.15, 1,124,457.81 and 244,199.31

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Solution

The fourth proportional to 749,639.15, 1,124,457.81 and 244,199.31 is: 366,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,639.15 : 1,124,457.81 = 244,199.31 : x
  2. Step 2: Convert to fraction form
    749,639.15/1,124,457.81 = 244,199.31/x
  3. Step 3: Cross multiply
    749,639.15x = 1,124,457.81 × 244,199.31
  4. Step 4: Simplify right side
    749,639.15x = 274,591,821,326.11
  5. Step 5: Solve for x
    x = 274,591,821,326.11/749,639.15
  6. Step 6: Final answer
    x = 366,298.67

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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.