Home / 713,890.01-1,070,490.54-414,445.97

Finding the Fourth Proportional to 713,890.01, 1,070,490.54 and 414,445.97

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Solution

The fourth proportional to 713,890.01, 1,070,490.54 and 414,445.97 is: 621,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,890.01 : 1,070,490.54 = 414,445.97 : x
  2. Step 2: Convert to fraction form
    713,890.01/1,070,490.54 = 414,445.97/x
  3. Step 3: Cross multiply
    713,890.01x = 1,070,490.54 × 414,445.97
  4. Step 4: Simplify right side
    713,890.01x = 443,660,490,226.12
  5. Step 5: Solve for x
    x = 443,660,490,226.12/713,890.01
  6. Step 6: Final answer
    x = 621,468.97

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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.