Home / 930,552.85-1,389,525.71-738,862.29

Finding the Fourth Proportional to 930,552.85, 1,389,525.71 and 738,862.29

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Solution

The fourth proportional to 930,552.85, 1,389,525.71 and 738,862.29 is: 1,103,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,552.85 : 1,389,525.71 = 738,862.29 : x
  2. Step 2: Convert to fraction form
    930,552.85/1,389,525.71 = 738,862.29/x
  3. Step 3: Cross multiply
    930,552.85x = 1,389,525.71 × 738,862.29
  4. Step 4: Simplify right side
    930,552.85x = 1,026,668,144,410.16
  5. Step 5: Solve for x
    x = 1,026,668,144,410.16/930,552.85
  6. Step 6: Final answer
    x = 1,103,288.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.