Home / 649,360.28-896,114.57-362,880.29

Finding the Fourth Proportional to 649,360.28, 896,114.57 and 362,880.29

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Solution

The fourth proportional to 649,360.28, 896,114.57 and 362,880.29 is: 500,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,360.28 : 896,114.57 = 362,880.29 : x
  2. Step 2: Convert to fraction form
    649,360.28/896,114.57 = 362,880.29/x
  3. Step 3: Cross multiply
    649,360.28x = 896,114.57 × 362,880.29
  4. Step 4: Simplify right side
    649,360.28x = 325,182,308,739.85
  5. Step 5: Solve for x
    x = 325,182,308,739.85/649,360.28
  6. Step 6: Final answer
    x = 500,773.33

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