Home / 761,215.29-1,141,465.37-441,458.03

Finding the Fourth Proportional to 761,215.29, 1,141,465.37 and 441,458.03

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Solution

The fourth proportional to 761,215.29, 1,141,465.37 and 441,458.03 is: 661,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,215.29 : 1,141,465.37 = 441,458.03 : x
  2. Step 2: Convert to fraction form
    761,215.29/1,141,465.37 = 441,458.03/x
  3. Step 3: Cross multiply
    761,215.29x = 1,141,465.37 × 441,458.03
  4. Step 4: Simplify right side
    761,215.29x = 503,909,045,638.80
  5. Step 5: Solve for x
    x = 503,909,045,638.80/761,215.29
  6. Step 6: Final answer
    x = 661,979.67

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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.