Home / 760,814.04-1,140,793.53-521,198.12

Finding the Fourth Proportional to 760,814.04, 1,140,793.53 and 521,198.12

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Solution

The fourth proportional to 760,814.04, 1,140,793.53 and 521,198.12 is: 781,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,814.04 : 1,140,793.53 = 521,198.12 : x
  2. Step 2: Convert to fraction form
    760,814.04/1,140,793.53 = 521,198.12/x
  3. Step 3: Cross multiply
    760,814.04x = 1,140,793.53 × 521,198.12
  4. Step 4: Simplify right side
    760,814.04x = 594,579,435,485.70
  5. Step 5: Solve for x
    x = 594,579,435,485.70/760,814.04
  6. Step 6: Final answer
    x = 781,504.29

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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.