Home / 649,347.12-896,082.48-362,869.56

Finding the Fourth Proportional to 649,347.12, 896,082.48 and 362,869.56

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Solution

The fourth proportional to 649,347.12, 896,082.48 and 362,869.56 is: 500,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,347.12 : 896,082.48 = 362,869.56 : x
  2. Step 2: Convert to fraction form
    649,347.12/896,082.48 = 362,869.56/x
  3. Step 3: Cross multiply
    649,347.12x = 896,082.48 × 362,869.56
  4. Step 4: Simplify right side
    649,347.12x = 325,161,055,241.31
  5. Step 5: Solve for x
    x = 325,161,055,241.31/649,347.12
  6. Step 6: Final answer
    x = 500,750.75

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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.