Home / 830,645.52-1,146,291.29-448,672.29

Finding the Fourth Proportional to 830,645.52, 1,146,291.29 and 448,672.29

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Solution

The fourth proportional to 830,645.52, 1,146,291.29 and 448,672.29 is: 619,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,645.52 : 1,146,291.29 = 448,672.29 : x
  2. Step 2: Convert to fraction form
    830,645.52/1,146,291.29 = 448,672.29/x
  3. Step 3: Cross multiply
    830,645.52x = 1,146,291.29 × 448,672.29
  4. Step 4: Simplify right side
    830,645.52x = 514,309,138,091.35
  5. Step 5: Solve for x
    x = 514,309,138,091.35/830,645.52
  6. Step 6: Final answer
    x = 619,168.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.