Home / 730,868.40-1,096,302.60-415,940.40

Finding the Fourth Proportional to 730,868.40, 1,096,302.60 and 415,940.40

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Solution

The fourth proportional to 730,868.40, 1,096,302.60 and 415,940.40 is: 623,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,868.40 : 1,096,302.60 = 415,940.40 : x
  2. Step 2: Convert to fraction form
    730,868.40/1,096,302.60 = 415,940.40/x
  3. Step 3: Cross multiply
    730,868.40x = 1,096,302.60 × 415,940.40
  4. Step 4: Simplify right side
    730,868.40x = 455,996,541,965.04
  5. Step 5: Solve for x
    x = 455,996,541,965.04/730,868.40
  6. Step 6: Final answer
    x = 623,910.60

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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.