Home / 804,751.80-1,207,127.70-524,815.80

Finding the Fourth Proportional to 804,751.80, 1,207,127.70 and 524,815.80

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Solution

The fourth proportional to 804,751.80, 1,207,127.70 and 524,815.80 is: 787,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,751.80 : 1,207,127.70 = 524,815.80 : x
  2. Step 2: Convert to fraction form
    804,751.80/1,207,127.70 = 524,815.80/x
  3. Step 3: Cross multiply
    804,751.80x = 1,207,127.70 × 524,815.80
  4. Step 4: Simplify right side
    804,751.80x = 633,519,689,577.66
  5. Step 5: Solve for x
    x = 633,519,689,577.66/804,751.80
  6. Step 6: Final answer
    x = 787,223.70

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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.