Home / 830,204.80-1,245,294.40-563,301.76

Finding the Fourth Proportional to 830,204.80, 1,245,294.40 and 563,301.76

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Solution

The fourth proportional to 830,204.80, 1,245,294.40 and 563,301.76 is: 844,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,204.80 : 1,245,294.40 = 563,301.76 : x
  2. Step 2: Convert to fraction form
    830,204.80/1,245,294.40 = 563,301.76/x
  3. Step 3: Cross multiply
    830,204.80x = 1,245,294.40 × 563,301.76
  4. Step 4: Simplify right side
    830,204.80x = 701,476,527,238.14
  5. Step 5: Solve for x
    x = 701,476,527,238.14/830,204.80
  6. Step 6: Final answer
    x = 844,943.96

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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.