Home / 477,928.96-659,536.76-263,064.40

Finding the Fourth Proportional to 477,928.96, 659,536.76 and 263,064.40

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Solution

The fourth proportional to 477,928.96, 659,536.76 and 263,064.40 is: 363,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,928.96 : 659,536.76 = 263,064.40 : x
  2. Step 2: Convert to fraction form
    477,928.96/659,536.76 = 263,064.40/x
  3. Step 3: Cross multiply
    477,928.96x = 659,536.76 × 263,064.40
  4. Step 4: Simplify right side
    477,928.96x = 173,500,642,047.34
  5. Step 5: Solve for x
    x = 173,500,642,047.34/477,928.96
  6. Step 6: Final answer
    x = 363,026.01

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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.