Home / 1,057,283.77-1,585,911.90-258,572.23

Finding the Fourth Proportional to 1,057,283.77, 1,585,911.90 and 258,572.23

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Solution

The fourth proportional to 1,057,283.77, 1,585,911.90 and 258,572.23 is: 387,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,283.77 : 1,585,911.90 = 258,572.23 : x
  2. Step 2: Convert to fraction form
    1,057,283.77/1,585,911.90 = 258,572.23/x
  3. Step 3: Cross multiply
    1,057,283.77x = 1,585,911.90 × 258,572.23
  4. Step 4: Simplify right side
    1,057,283.77x = 410,072,776,566.54
  5. Step 5: Solve for x
    x = 410,072,776,566.54/1,057,283.77
  6. Step 6: Final answer
    x = 387,854.98

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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.