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Finding the Fourth Proportional to 713,265.94, 1,069,888.08 and 173,527.30

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Solution

The fourth proportional to 713,265.94, 1,069,888.08 and 173,527.30 is: 260,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,265.94 : 1,069,888.08 = 173,527.30 : x
  2. Step 2: Convert to fraction form
    713,265.94/1,069,888.08 = 173,527.30/x
  3. Step 3: Cross multiply
    713,265.94x = 1,069,888.08 × 173,527.30
  4. Step 4: Simplify right side
    713,265.94x = 185,654,789,824.58
  5. Step 5: Solve for x
    x = 185,654,789,824.58/713,265.94
  6. Step 6: Final answer
    x = 260,288.32

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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.