Home / 730,520.68-1,096,289.70-257,244.16

Finding the Fourth Proportional to 730,520.68, 1,096,289.70 and 257,244.16

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Solution

The fourth proportional to 730,520.68, 1,096,289.70 and 257,244.16 is: 386,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,520.68 : 1,096,289.70 = 257,244.16 : x
  2. Step 2: Convert to fraction form
    730,520.68/1,096,289.70 = 257,244.16/x
  3. Step 3: Cross multiply
    730,520.68x = 1,096,289.70 × 257,244.16
  4. Step 4: Simplify right side
    730,520.68x = 282,014,122,993.15
  5. Step 5: Solve for x
    x = 282,014,122,993.15/730,520.68
  6. Step 6: Final answer
    x = 386,045.37

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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.