Home / 965,431.40-1,448,100.03-358,337.93

Finding the Fourth Proportional to 965,431.40, 1,448,100.03 and 358,337.93

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Solution

The fourth proportional to 965,431.40, 1,448,100.03 and 358,337.93 is: 537,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,431.40 : 1,448,100.03 = 358,337.93 : x
  2. Step 2: Convert to fraction form
    965,431.40/1,448,100.03 = 358,337.93/x
  3. Step 3: Cross multiply
    965,431.40x = 1,448,100.03 × 358,337.93
  4. Step 4: Simplify right side
    965,431.40x = 518,909,167,183.14
  5. Step 5: Solve for x
    x = 518,909,167,183.14/965,431.40
  6. Step 6: Final answer
    x = 537,489.42

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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.