Home / 965,036.70-1,447,565.42-291,123.84

Finding the Fourth Proportional to 965,036.70, 1,447,565.42 and 291,123.84

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Solution

The fourth proportional to 965,036.70, 1,447,565.42 and 291,123.84 is: 436,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,036.70 : 1,447,565.42 = 291,123.84 : x
  2. Step 2: Convert to fraction form
    965,036.70/1,447,565.42 = 291,123.84/x
  3. Step 3: Cross multiply
    965,036.70x = 1,447,565.42 × 291,123.84
  4. Step 4: Simplify right side
    965,036.70x = 421,420,802,265.99
  5. Step 5: Solve for x
    x = 421,420,802,265.99/965,036.70
  6. Step 6: Final answer
    x = 436,688.89

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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.