Home / 713,209.30-1,069,862.55-226,852.90

Finding the Fourth Proportional to 713,209.30, 1,069,862.55 and 226,852.90

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Solution

The fourth proportional to 713,209.30, 1,069,862.55 and 226,852.90 is: 340,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,209.30 : 1,069,862.55 = 226,852.90 : x
  2. Step 2: Convert to fraction form
    713,209.30/1,069,862.55 = 226,852.90/x
  3. Step 3: Cross multiply
    713,209.30x = 1,069,862.55 × 226,852.90
  4. Step 4: Simplify right side
    713,209.30x = 242,701,422,068.90
  5. Step 5: Solve for x
    x = 242,701,422,068.90/713,209.30
  6. Step 6: Final answer
    x = 340,294.81

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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.