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Finding the Fourth Proportional to 649,362.54, 896,162.13 and 362,884.26

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Solution

The fourth proportional to 649,362.54, 896,162.13 and 362,884.26 is: 500,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,362.54 : 896,162.13 = 362,884.26 : x
  2. Step 2: Convert to fraction form
    649,362.54/896,162.13 = 362,884.26/x
  3. Step 3: Cross multiply
    649,362.54x = 896,162.13 × 362,884.26
  4. Step 4: Simplify right side
    649,362.54x = 325,203,131,385.07
  5. Step 5: Solve for x
    x = 325,203,131,385.07/649,362.54
  6. Step 6: Final answer
    x = 500,803.65

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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.