Home / 700,812.84-1,051,350.30-326,835.84

Finding the Fourth Proportional to 700,812.84, 1,051,350.30 and 326,835.84

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Solution

The fourth proportional to 700,812.84, 1,051,350.30 and 326,835.84 is: 490,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,812.84 : 1,051,350.30 = 326,835.84 : x
  2. Step 2: Convert to fraction form
    700,812.84/1,051,350.30 = 326,835.84/x
  3. Step 3: Cross multiply
    700,812.84x = 1,051,350.30 × 326,835.84
  4. Step 4: Simplify right side
    700,812.84x = 343,618,958,434.75
  5. Step 5: Solve for x
    x = 343,618,958,434.75/700,812.84
  6. Step 6: Final answer
    x = 490,314.87

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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.