Home / 747,006.80-1,120,514.30-186,041.30

Finding the Fourth Proportional to 747,006.80, 1,120,514.30 and 186,041.30

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Solution

The fourth proportional to 747,006.80, 1,120,514.30 and 186,041.30 is: 279,062.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,006.80 : 1,120,514.30 = 186,041.30 : x
  2. Step 2: Convert to fraction form
    747,006.80/1,120,514.30 = 186,041.30/x
  3. Step 3: Cross multiply
    747,006.80x = 1,120,514.30 × 186,041.30
  4. Step 4: Simplify right side
    747,006.80x = 208,461,936,110.38
  5. Step 5: Solve for x
    x = 208,461,936,110.38/747,006.80
  6. Step 6: Final answer
    x = 279,062.97

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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.