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Finding the Fourth Proportional to 649,309.80, 896,030.31 and 362,832.24

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Solution

The fourth proportional to 649,309.80, 896,030.31 and 362,832.24 is: 500,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,309.80 : 896,030.31 = 362,832.24 : x
  2. Step 2: Convert to fraction form
    649,309.80/896,030.31 = 362,832.24/x
  3. Step 3: Cross multiply
    649,309.80x = 896,030.31 × 362,832.24
  4. Step 4: Simplify right side
    649,309.80x = 325,108,684,485.19
  5. Step 5: Solve for x
    x = 325,108,684,485.19/649,309.80
  6. Step 6: Final answer
    x = 500,698.87

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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.