Home / 886,019.42-1,329,707.10-459,904.34

Finding the Fourth Proportional to 886,019.42, 1,329,707.10 and 459,904.34

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Solution

The fourth proportional to 886,019.42, 1,329,707.10 and 459,904.34 is: 690,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,019.42 : 1,329,707.10 = 459,904.34 : x
  2. Step 2: Convert to fraction form
    886,019.42/1,329,707.10 = 459,904.34/x
  3. Step 3: Cross multiply
    886,019.42x = 1,329,707.10 × 459,904.34
  4. Step 4: Simplify right side
    886,019.42x = 611,538,066,218.81
  5. Step 5: Solve for x
    x = 611,538,066,218.81/886,019.42
  6. Step 6: Final answer
    x = 690,208.42

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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.