Home / 794,927.60-1,192,391.40-542,985.20

Finding the Fourth Proportional to 794,927.60, 1,192,391.40 and 542,985.20

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Solution

The fourth proportional to 794,927.60, 1,192,391.40 and 542,985.20 is: 814,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,927.60 : 1,192,391.40 = 542,985.20 : x
  2. Step 2: Convert to fraction form
    794,927.60/1,192,391.40 = 542,985.20/x
  3. Step 3: Cross multiply
    794,927.60x = 1,192,391.40 × 542,985.20
  4. Step 4: Simplify right side
    794,927.60x = 647,450,882,807.28
  5. Step 5: Solve for x
    x = 647,450,882,807.28/794,927.60
  6. Step 6: Final answer
    x = 814,477.80

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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.