Home / 926,269.02-1,389,209.13-261,265.50

Finding the Fourth Proportional to 926,269.02, 1,389,209.13 and 261,265.50

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Solution

The fourth proportional to 926,269.02, 1,389,209.13 and 261,265.50 is: 391,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,269.02 : 1,389,209.13 = 261,265.50 : x
  2. Step 2: Convert to fraction form
    926,269.02/1,389,209.13 = 261,265.50/x
  3. Step 3: Cross multiply
    926,269.02x = 1,389,209.13 × 261,265.50
  4. Step 4: Simplify right side
    926,269.02x = 362,952,417,954.02
  5. Step 5: Solve for x
    x = 362,952,417,954.02/926,269.02
  6. Step 6: Final answer
    x = 391,843.42

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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.