Home / 943,636.14-1,302,272.34-710,645.90

Finding the Fourth Proportional to 943,636.14, 1,302,272.34 and 710,645.90

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Solution

The fourth proportional to 943,636.14, 1,302,272.34 and 710,645.90 is: 980,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,636.14 : 1,302,272.34 = 710,645.90 : x
  2. Step 2: Convert to fraction form
    943,636.14/1,302,272.34 = 710,645.90/x
  3. Step 3: Cross multiply
    943,636.14x = 1,302,272.34 × 710,645.90
  4. Step 4: Simplify right side
    943,636.14x = 925,454,499,104.41
  5. Step 5: Solve for x
    x = 925,454,499,104.41/943,636.14
  6. Step 6: Final answer
    x = 980,732.36

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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.