Home / 934,728.30-1,402,092.45-303,705.90

Finding the Fourth Proportional to 934,728.30, 1,402,092.45 and 303,705.90

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Solution

The fourth proportional to 934,728.30, 1,402,092.45 and 303,705.90 is: 455,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,728.30 : 1,402,092.45 = 303,705.90 : x
  2. Step 2: Convert to fraction form
    934,728.30/1,402,092.45 = 303,705.90/x
  3. Step 3: Cross multiply
    934,728.30x = 1,402,092.45 × 303,705.90
  4. Step 4: Simplify right side
    934,728.30x = 425,823,749,410.46
  5. Step 5: Solve for x
    x = 425,823,749,410.46/934,728.30
  6. Step 6: Final answer
    x = 455,558.85

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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.