Home / 974,103.09-1,461,291.89-300,238.89

Finding the Fourth Proportional to 974,103.09, 1,461,291.89 and 300,238.89

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Solution

The fourth proportional to 974,103.09, 1,461,291.89 and 300,238.89 is: 450,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,103.09 : 1,461,291.89 = 300,238.89 : x
  2. Step 2: Convert to fraction form
    974,103.09/1,461,291.89 = 300,238.89/x
  3. Step 3: Cross multiply
    974,103.09x = 1,461,291.89 × 300,238.89
  4. Step 4: Simplify right side
    974,103.09x = 438,736,653,518.41
  5. Step 5: Solve for x
    x = 438,736,653,518.41/974,103.09
  6. Step 6: Final answer
    x = 450,400.64

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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.